diff --git a/app/models/concerns/with_citations.rb b/app/models/concerns/with_citations.rb
index 3ebef124df61180c8e7a19030ce4a56cd220a773..ace51af138c42ee1949e120bb0c6c196ad68ce46 100644
--- a/app/models/concerns/with_citations.rb
+++ b/app/models/concerns/with_citations.rb
@@ -1,23 +1,23 @@
 module WithCitations
   extend ActiveSupport::Concern
 
-  def citation_apa(website: nil)
-    citation_for("apa", website: website)
+  def citation_apa(website: nil, locale: nil)
+    citation_for("apa", website: website, locale: locale)
   end
 
-  def citation_iso690(website: nil)
-    citation_for("iso690-author-date-fr-no-abstract", website: website)
+  def citation_iso690(website: nil, locale: nil)
+    citation_for("iso690-author-date-fr-no-abstract", website: website, locale: locale)
   end
 
-  def citation_mla(website: nil)
-    citation_for("modern-language-association", website: website)
+  def citation_mla(website: nil, locale: nil)
+    citation_for("modern-language-association", website: website, locale: locale)
   end
 
   protected
 
-  def citation_for(style, website: nil)
+  def citation_for(style, website: nil, locale: nil)
     citeproc = to_citeproc(website: website)
-    processor = CiteProc::Processor.new style: style, format: 'text'
+    processor = CiteProc::Processor.new style: style, format: 'text', locale: locale
     processor.import([citeproc])
     processor.render(:bibliography, id: citeproc["id"]).first
   end
diff --git a/app/models/research/journal/paper.rb b/app/models/research/journal/paper.rb
index dacacb04f44ed567a57f5b7fd3b4b90b375c1bd7..0b489feb53577c399fee794bd8ca2439b2a45a6b 100644
--- a/app/models/research/journal/paper.rb
+++ b/app/models/research/journal/paper.rb
@@ -113,8 +113,10 @@ class Research::Journal::Paper < ApplicationRecord
         { "family" => person.last_name, "given" => person.first_name }
       },
       "URL" => website.url + Communication::Website::Permalink.for_object(self, website).computed_path,
+      "DOI" => doi.present? ? doi : nil,
       "container-title" => journal.title,
-      "publisher" => university.name,
+      "volume" => volume&.number,
+      # "publisher" => university.name,
       "keywords" => keywords,
       "pdf" => pdf.attached? ? pdf.url : nil,
       "month-numeric" => published_at.present? ? published_at.month.to_s : nil,