Științe ale naturii
Mineralogie și Cristalografie (Ph.D.)
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences
bulgarădoctorat
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences
Institute of Mineralogy and Crystallography "Acad. Ivan Kostov" Bulgarian Academy of Sciences