Ilyan V. Dimitrov; Vassil I. Kamenov; Nikolay P. Boyadjiev;
Katerina N. Georgieva;
Anelia V. Bivolarska;
Milena N. Draganova-Filipova;
Penka A. Angelova-Hristova;
Slavi Delchev;
Elena Daskalova;
Fanka Gerginska;
Teodora R. Stankova;
Vilian Gramatikov и др.
Tatiana Krasavina; Victoria Zaborova; Irina Lazareva;
Kseniya Yurku;
Victor Putilo;
Victoria Gameeva;
Mark Ivanov;
Dilyana Vicheva;
Vladimir Stavrev и др.