--- a/src/p4l/models/data.py	Fri Sep 20 10:34:49 2013 +0200
+++ b/src/p4l/models/data.py	Fri Sep 20 10:55:05 2013 +0200
@@ -167,9 +167,9 @@
     restricted = models.BooleanField(default=False) #iiep:restricted
     
     #Record import date and modification date
-    creationDate = models.DateTimeField( auto_now_add=True, serialize=False)
-    modificationDate = models.DateTimeField(auto_now=True, serialize=False)
-    modifiedBy = models.ForeignKey(User, blank=True, null=True)
+    creation_date = models.DateTimeField( auto_now_add=True, serialize=False)
+    modification_date = models.DateTimeField(auto_now=True, serialize=False)
+    modified_by = models.ForeignKey(User, blank=True, null=True)
     
     def get_imprints_years(self):
         return sorted(set([i.imprintDate for i in self.imprints.all() if i.imprintDate]))