Dodova, Rumyana Ivanova
Mitkova, Atanaska Velichkova
Dacheva, Daniela Rosenova
Hadjo, Lina Basam
Vlahova, Alexandrina Ivanova
- Hadjieva, Margarita Stoyanova Taushanova
Valev, Spartak Stoyanov
Caulevska, Marija Mitko
Popova, Stanislava Dimitrova
Popov, Ivan Emilov
Dikov, Tihomir Iliichev
Sedloev, Theophil Angelov
Ionkov, Atanas Stefanov
Timcheva, Konstanta Velinova
Christova, Svetlana Liubomirova
Kremensky, Ivo Marinov
Mitev, Vanio Ivanov
Kaneva, Radka Petrova
Article History
Received: 4 April 2014
Accepted: 26 June 2015
First Online: 17 July 2015