From 000fa088db6f3d05d16403af6748c410f4c5ddb6 Mon Sep 17 00:00:00 2001
From: Ludwig Schubert <ludwigschubert@google.com>
Date: Fri, 1 Dec 2017 15:09:23 -0800
Subject: [PATCH] Special case citations without authors

---
 src/helpers/citation.js | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/helpers/citation.js b/src/helpers/citation.js
index 1f98bf7..a419441 100644
--- a/src/helpers/citation.js
+++ b/src/helpers/citation.js
@@ -114,13 +114,22 @@ function doi_string(ent, new_line){
   }
 }
 
+function title_string(ent) {
+  return '<span class="title">' + ent.title + '</span> ';
+}
+
 export function bibliography_cite(ent, fancy){
   if (ent){
-    var cite =  '<span class="title">' + ent.title + '</span> ';
+    var cite = title_string(ent);
     cite += link_string(ent) + '<br>';
-    cite += author_string(ent, '${L}, ${I}', ', ', ' and ');
-    if (ent.year || ent.date){
-      cite += ', ' + (ent.year || ent.date) + '. ';
+    if (ent.author) {
+      cite += author_string(ent, '${L}, ${I}', ', ', ' and ');
+      if (ent.year || ent.date) {
+        cite += ', ';
+      }
+    }
+    if (ent.year || ent.date) {
+      cite += (ent.year || ent.date) + '. ';
     } else {
       cite += '. ';
     }