diff --git a/README.md b/README.md
index 4b64850..5198f63 100644
--- a/README.md
+++ b/README.md
@@ -10,4 +10,4 @@ The Discourse Elements Ontology (DEO) is an ontology that provides a structured
 
 **Website:** http://www.sparontologies.net/ontologies/deo
 
-**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177
\ No newline at end of file
+**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177
\ No newline at end of file
diff --git a/docs/2015-07-03/deo.json b/docs/2015-07-03/deo.json
index 3bd90f6..466b567 100644
--- a/docs/2015-07-03/deo.json
+++ b/docs/2015-07-03/deo.json
@@ -399,7 +399,7 @@
     "http://www.w3.org/2000/01/rdf-schema#comment": [
       {
         "@language": "en",
-        "@value": "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177"
+        "@value": "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177"
       }
     ],
     "http://www.w3.org/2002/07/owl#priorVersion": [
diff --git a/docs/2015-07-03/deo.nt b/docs/2015-07-03/deo.nt
index 095fce0..98e20a4 100644
--- a/docs/2015-07-03/deo.nt
+++ b/docs/2015-07-03/deo.nt
@@ -78,7 +78,7 @@ _:Nab01e6b9ead84c71838c5c57b5256f53 <http://www.w3.org/2002/07/owl#someValuesFro
 <http://purl.org/spar/deo/Results> <http://www.w3.org/2002/07/owl#equivalentClass> <http://purl.org/orb/1.0/Results> .
 <http://purl.org/spar/deo/Evaluation> <http://www.w3.org/2000/01/rdf-schema#label> "evaluation" .
 <http://purl.org/spar/deo/Biography> <http://www.w3.org/2000/01/rdf-schema#label> "biography"@en .
-<http://purl.org/spar/deo> <http://www.w3.org/2000/01/rdf-schema#comment> "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177"@en .
+<http://purl.org/spar/deo> <http://www.w3.org/2000/01/rdf-schema#comment> "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177"@en .
 <http://purl.org/spar/deo/BibliographicReference> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.org/spar/deo/Reference> .
 <http://purl.org/orb/1.0/Discussion> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2002/07/owl#Class> .
 <http://purl.org/spar/deo/Discussion> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.org/spar/deo/DiscourseElement> .
diff --git a/docs/2015-07-03/deo.ttl b/docs/2015-07-03/deo.ttl
index bb2e8c2..85488cb 100644
--- a/docs/2015-07-03/deo.ttl
+++ b/docs/2015-07-03/deo.ttl
@@ -39,7 +39,7 @@ orb:Acknowledgments a owl:Class .
 
 **Website:** http://www.sparontologies.net/ontologies/deo
 
-**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177"""@en ;
+**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177"""@en ;
     owl:priorVersion <https://svn.code.sf.net/p/sempublishing/code/DEO/2011-05-05-deo-1_0.owl> ;
     owl:versionIRI <http://purl.org/spar/pso/2015-07-03> ;
     owl:versionInfo "1.1"^^xsd:string .
diff --git a/docs/2015-07-03/deo.xml b/docs/2015-07-03/deo.xml
index 1a0d864..4bde86d 100644
--- a/docs/2015-07-03/deo.xml
+++ b/docs/2015-07-03/deo.xml
@@ -95,7 +95,7 @@
 
 **Website:** http://www.sparontologies.net/ontologies/deo
 
-**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177</rdfs:comment>
+**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177</rdfs:comment>
     <owl:versionIRI rdf:resource="http://purl.org/spar/pso/2015-07-03"/>
     <rdf:type rdf:resource="http://www.w3.org/2002/07/owl#Ontology"/>
     <dc:title xml:lang="en">The Discourse Elements Ontology
diff --git a/docs/current/deo.json b/docs/current/deo.json
index 3bd90f6..466b567 100644
--- a/docs/current/deo.json
+++ b/docs/current/deo.json
@@ -399,7 +399,7 @@
     "http://www.w3.org/2000/01/rdf-schema#comment": [
       {
         "@language": "en",
-        "@value": "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177"
+        "@value": "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177"
       }
     ],
     "http://www.w3.org/2002/07/owl#priorVersion": [
diff --git a/docs/current/deo.nt b/docs/current/deo.nt
index 095fce0..98e20a4 100644
--- a/docs/current/deo.nt
+++ b/docs/current/deo.nt
@@ -78,7 +78,7 @@ _:Nab01e6b9ead84c71838c5c57b5256f53 <http://www.w3.org/2002/07/owl#someValuesFro
 <http://purl.org/spar/deo/Results> <http://www.w3.org/2002/07/owl#equivalentClass> <http://purl.org/orb/1.0/Results> .
 <http://purl.org/spar/deo/Evaluation> <http://www.w3.org/2000/01/rdf-schema#label> "evaluation" .
 <http://purl.org/spar/deo/Biography> <http://www.w3.org/2000/01/rdf-schema#label> "biography"@en .
-<http://purl.org/spar/deo> <http://www.w3.org/2000/01/rdf-schema#comment> "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177"@en .
+<http://purl.org/spar/deo> <http://www.w3.org/2000/01/rdf-schema#comment> "The Discourse Elements Ontology (DEO) is an ontology that provides a structured vocabulary for rhetorical elements within documents (e.g., Introduction, Discussion, Acknowledgements, Reference List, Figures, Appendix).\n\n**URL:** http://purl.org/spar/deo\n\n**Creators**: [David Shotton](http://orcid.org/0000-0001-5506-523X), [Silvio Peroni](http://orcid.org/0000-0003-0530-4305)\n\n**License:** [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode)\n\n**Website:** http://www.sparontologies.net/ontologies/deo\n\n**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177"@en .
 <http://purl.org/spar/deo/BibliographicReference> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.org/spar/deo/Reference> .
 <http://purl.org/orb/1.0/Discussion> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2002/07/owl#Class> .
 <http://purl.org/spar/deo/Discussion> <http://www.w3.org/2000/01/rdf-schema#subClassOf> <http://purl.org/spar/deo/DiscourseElement> .
diff --git a/docs/current/deo.owl b/docs/current/deo.owl
index 815be40..f0bf669 100644
--- a/docs/current/deo.owl
+++ b/docs/current/deo.owl
@@ -45,7 +45,7 @@
 
 **Website:** http://www.sparontologies.net/ontologies/deo
 
-**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177</rdfs:comment>
+**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177</rdfs:comment>
         <dc:rights xml:lang="en">This work is distributed under a Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0/).</dc:rights>
     </owl:Ontology>
     
diff --git a/docs/current/deo.ttl b/docs/current/deo.ttl
index bb2e8c2..85488cb 100644
--- a/docs/current/deo.ttl
+++ b/docs/current/deo.ttl
@@ -39,7 +39,7 @@ orb:Acknowledgments a owl:Class .
 
 **Website:** http://www.sparontologies.net/ontologies/deo
 
-**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177"""@en ;
+**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177"""@en ;
     owl:priorVersion <https://svn.code.sf.net/p/sempublishing/code/DEO/2011-05-05-deo-1_0.owl> ;
     owl:versionIRI <http://purl.org/spar/pso/2015-07-03> ;
     owl:versionInfo "1.1"^^xsd:string .
diff --git a/docs/current/deo.xml b/docs/current/deo.xml
index 1a0d864..4bde86d 100644
--- a/docs/current/deo.xml
+++ b/docs/current/deo.xml
@@ -95,7 +95,7 @@
 
 **Website:** http://www.sparontologies.net/ontologies/deo
 
-**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: http://dx.doi.org/10.3233/SW-150177</rdfs:comment>
+**Cite as:** Constantin, A., Peroni, S., Pettifer, S., Shotton, D., Vitali, F. (2016). The Document Components Ontology (DoCO). In Semantic Web, 7 (2): 167-181. DOI: https://doi.org/10.3233/SW-150177</rdfs:comment>
     <owl:versionIRI rdf:resource="http://purl.org/spar/pso/2015-07-03"/>
     <rdf:type rdf:resource="http://www.w3.org/2002/07/owl#Ontology"/>
     <dc:title xml:lang="en">The Discourse Elements Ontology