Published in Zeitschrift für Säugetierkunde, in 1966, in volume 31, pages 454-464

Created: 2016-08-03, modified: 2016-08-03

Published in Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie, in 1938, in volume 11, pages 114-118

Created: 2016-12-21, modified: 2016-12-21