Sevdjan Rafetova Chittaliova
student in master’s degree
prof. AssenZlatarov University
Department “Technology of water, inorganic substance and silicates”
str. "Prof. Yakimov" 1, 8010, Burgas, Bulgaria
student in master’s degree
prof. AssenZlatarov University
Department “Technology of water, inorganic substance and silicates”