prof. Petar Stoyanov - Sofia University St. Kliment Ohridski, е-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
prof. Atanas Dermendzhiev, Veliko Tarnovo University, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
assist. prof. PhD Kaloyan Tsvetkov - Sofia University St. Kliment Ohridski, е-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
prof. Marin Bachvarov |