Authors: Kostadinov, Jordan & Stefanov, Spas L.
Journal: Karstenia, Volume 18 (1978), Issue 18 (suppl.), pages 100-101.
Doi: https://doi.org/10.29203/ka.1978.171
Full text: PDF
Authors: Kostadinov, Jordan & Stefanov, Spas L.
Journal: Karstenia, Volume 18 (1978), Issue 18 (suppl.), pages 100-101.
Doi: https://doi.org/10.29203/ka.1978.171
Full text: PDF