T. Nikolova, Krastena, and Doychin T. Boyadzhiev. “CLASSIFICATION OF DIFFERENT TYPES BEE HONEY ACCORDING TO PHYSICO-CHEMICAL CHARACTERISTICS”. Ann. Sofia Univ. Fac. Math. and Inf. 102 (December 12, 2015): 281–287. Accessed January 15, 2025. https://admin.uni-sofia.bg/index.php/fmi/article/view/75.