change authors list to 20

Author: Alexandra Shubenko

vis/js/dataprocessing/managers/DataManager.js

@@ -154,9 +154,11 @@ class DataManager {
       const firstAuthors = paper.authors_list.slice(0, 19).join(", ");
       const lastAuthor = paper.authors_list[paper.authors_list.length - 1];
       // get first 19 authors and add "..." and last author for the visual part the map
-        paper.authors_string = `${firstAuthors}, ... ${lastAuthor}`;
+      paper.authors_string = `${firstAuthors}, ... ${lastAuthor}`;
       // in the case of more than 19 authors left an array of 20 authors for further processing in the visual part with "..." between the authors
       paper.authors_list = paper.authors_list.slice(0, 20).concat(lastAuthor);
+    } else {
+      paper.authors_string = paper.authors_list.join(", ");
     }
   }