UBVR observations of the symbiotic star ZZ CMi
Yordanova, Galina, Marchev, Dragomir, Borisov, Borislav, Atanasova, Teodora, Petrov, Samuil
Second Version of SpectraView for Spectra Analysis
Marchev, Dragomir, Dimitrov, Georgi, Pavlova, Nataliya, Vasileva, Doroteq, Borisov, Borislav, Atanasova, Teodora, Marchev, Vladislav
For optical flickering in symbiotic star MWC 560
Marchev, Dragomir, Stoyanov, Kiril, Marchev, Vladislav, Zamanov, Radoslav, Borisov, Borislav, Vasileva, Doroteq, Atanasova, Teodora, Pavlova, Nataliya
Chemical Composition and Antimicrobial Activity of Essential Oils from Black Pepper, Cumin, Coriander and Cardamom Against Some Pathogenic Microorganisms
Teneva, Desislava, Denkova, Zapryana, Goranov, Bogdan, Denkova, Rositsa, Kostov, Georgi, Atanasova, Teodora, Merdzhanov, Pavel