Published in Revue suisse de Zoologie, in 2020, in volume 124, issue 1, pages 15-38

Created: 2020-07-15, modified: 2020-07-15

Published in Gayana Botanica, in 2000, in volume 57, pages 101-103

Created: 2014-01-14, modified: 2014-01-14

Published in Sitzungsberichte der Akademie der Wissenschaften mathematisch-naturwissenschaftliche Klasse, in 1893, in volume 102, pages 191-206

Created: 2017-04-24, modified: 2017-04-24

Published in Historia naturalis bulgarica, in 1990, in volume 2, pages 3-6

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

Published in Historia naturalis bulgarica, in 1997, in volume 7, pages 5-12

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

Published in Historia naturalis bulgarica, in 1997, in volume 8, pages 77-84

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

Published in Breviora, in 2019, in volume 564, pages 1-10

Created: 2023-10-07, modified: 2023-11-22

Published in Historia naturalis bulgarica, in 2002, in volume 15, pages 79-85

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

Published in Historia Naturalis Bulgarica, in 2000, in volume 11, pages 47-60

Created: 2012-04-02, modified: 2012-04-02

Published in Historia Naturalis Bulgarica, in 2001, in volume 13, pages 5-51

Created: 2012-04-02, modified: 2012-04-02

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

Published in Richardiana, in 2016, in volume 16, pages 226-231

Created: 2018-09-30, modified: 2023-02-16

Published in Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie, in 1937, in volume 10, pages 1-42

Created: 2015-04-09, modified: 2015-04-09

Published in Historia naturalis bulgarica, in 1997, in volume 8, pages 69-76

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

Published in Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie, in 1938, in volume 11, pages 107-113

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

Published in Historia naturalis bulgarica, in 2000, in volume 11, pages 25-32

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

Published in Richardiana, in 2014, in volume 14, pages 131-139

Created: 2018-10-28, modified: 2023-02-16

Published in Bulletin of The British Ornithologists' Club, in 2003, in volume 123A, pages 234-245

Created: 2013-04-28, modified: 2013-04-28

Published in Historia naturalis bulgarica, in 2000, in volume 12, pages 5-15

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

Published in Entomologist's Record and Journal of Variation, in 2001, in volume 113, issue 1, pages 19-23

Created: 2016-09-01, modified: 2016-09-01

Published in Historia naturalis bulgarica, in 2002, in volume 15, pages 5-29

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

Published in Sitzungsberichte der Akademie der Wissenschaften mathematisch-naturwissenschaftliche Klasse, in 1878, in volume 77, pages 247-317

Created: 2017-04-24, modified: 2017-04-24

Published in Richardiana, in 2014, in volume 15, pages 86-90

Created: 2018-10-28, modified: 2023-02-16

Published in Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie, in 1942, in volume 15, pages 33-60

Created: 2014-05-08, modified: 2014-05-08