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. 

 

PhD Student 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 

 

 

 

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