Published in Historia naturalis bulgarica, in 1995, in volume 5, pages 3-12

Created: 2016-09-16, modified: 2016-09-16

Published in Historia Naturalis Bulgarica, in 1995, in volume 5, pages 13-18

Created: 2016-09-16, modified: 2016-09-16

Published in Historia naturalis bulgarica, in 1995, in volume 5, pages 19-27

Created: 2016-09-16, modified: 2016-09-16

Published in Historia naturalis bulgarica, in 1995, in volume 5, pages 29-33

Created: 2016-09-16, modified: 2016-09-16

Published in Historia naturalis bulgarica, in 1995, in volume 5, pages 35-36

Created: 2016-09-16, modified: 2016-09-16

Published in Historia naturalis bulgarica, in 1995, in volume 5, pages 37-49

Created: 2016-09-16, modified: 2016-09-16

Published in Historia naturalis bulgarica, in 1995, in volume 5, pages 51-60

Created: 2016-09-16, modified: 2016-09-16