Gardjeva, P., Dimitrova, S., Kostadinov, I., Murdjeva, M., Peychev, L., Lukanov, L., Stanimirova, I., Alexandrov, A. A study of chemical composition and antimicrobial activity of Bulgarian propolis. Plovdiv: 2007 63-69,.
Gardjeva, P., Dimitrova, S., Kostadinov, I., Murdjeva, M., Peychev, L., Lukanov, L., Stanimirova, I., Alexandrov, A. A study of chemical composition and antimicrobial activity of Bulgarian propolis. Plovdiv: 2007 63-69,.
Gardjeva, P., Dimitrova, S., Kostadinov, I., Murdjeva, M., Peychev, L., Lukanov, L., Stanimirova, I., Alexandrov, A. (2007) A study of chemical composition and antimicrobial activity of Bulgarian propolis, Plovdiv: 63-69,.
Gardjeva, P., Dimitrova, S., Kostadinov, I., Murdjeva, M., Peychev, L., Lukanov, L., Stanimirova, I., & Alexandrov, A. (2007). A study of chemical composition and antimicrobial activity of Bulgarian propolis. Plovdiv: 63-69.
Gardjeva P, Dimitrova S, Kostadinov I, Murdjeva M, Peychev L, Lukanov L, et al. A study of chemical composition and antimicrobial activity of Bulgarian propolis. Plovdiv: 2007. p. 63-69.