1.
Shushulova-Pavlova M. Andrey Stoyanov and Pancho Vladigerov at the beginning of the XX century (until 1944). YSMDF [Internet]. 2021 Dec. 29 [cited 2024 Nov. 21];(14):9-21. Available from: https://ojs.nbu.bg/index.php/YSMDF/article/view/577