Debug Info for generation of "last modified"
publications_566 (2016-11-09 15:00:20) | publication2person_566_1264 (2016-11-09 15:02:22) | persons_1264 (2012-12-04 13:12:00) | persons_1264 (2019-03-14 16:27:01) | publication2person_566_1760 (2016-11-09 15:02:22) | persons_1760 (2014-07-10 10:59:00) | persons_8 (2005-06-28 19:08:00)