Tzveova, Reni
Naydenova, Galya
Yaneva, Teodora
Dimitrov, Georgi
Vandeva, Silviya
Matrozova, Yoanna
Pendicheva-Duhlenska, Diana
Popov, Ivan
Beltheva, Olga
Naydenov, Cyrill
Tarnovska-Kadreva, Rumiana
Nachev, Gencho
Mitev, Vanio
Kaneva, Radka
Funding for this research was provided by:
National Science Fund, Ministry of Education and Science (DUNK01/2/28.12.2009)