Simplify model

sok/admin.py

@@ -314,7 +314,6 @@ class PublicationAdmin(admin.ModelAdmin):
 		PublicationStageFilter,
 		PublicationRelevanceFilter,
 		'classified',
-		'references_complete',
 		'peer_reviewed',
 		PublicationVariantFilter,
 		#'year',

sok/migrations/0002_auto_20210311_1026.py

@@ -0,0 +1,19 @@
+# Generated by Django 3.1.7 on 2021-03-11 10:26
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('sok', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='publication',
+            name='cite_key',
+            field=models.CharField(default=None, max_length=255, unique=True),
+            preserve_default=False,
+        ),
+    ]

sok/migrations/0003_remove_publication_references_complete.py

@@ -0,0 +1,17 @@
+# Generated by Django 3.1.7 on 2021-03-11 10:27
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('sok', '0002_auto_20210311_1026'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='publication',
+            name='references_complete',
+        ),
+    ]

sok/models.py

@@ -58,15 +58,9 @@ class SearchTerm(models.Model):
 
 
 class Publication(models.Model):
-	cite_key = models.CharField(
-		max_length=255,
-		unique=True,
-		blank=True, # TODO REMOVE
-		null=True, # TODO REMOVE
-	)
+	cite_key = models.CharField(max_length=255, unique=True)
 	title = models.CharField(max_length=255)
 	year = models.PositiveSmallIntegerField()
-	references_complete = models.BooleanField(default=False)
 	peer_reviewed = models.BooleanField(null=True, default=None)
 	classified = models.BooleanField(default=False)
 	first_page = models.PositiveSmallIntegerField(blank=True, null=True, default=None)