Author: A. Kukov, D. Daskalova, E. Solenkova, M. Ivanova – Kicheva, I. Nikolov, M. Sabev, Hr. Hristev
Scientific Works Academic Publishing House of the Agricultural University – Plovdiv
ISSN 1312-6318
Author: A. Kukov, D. Daskalova, E. Solenkova, M. Ivanova – Kicheva, I. Nikolov, M. Sabev, Hr. Hristev