Smagul Ғ., Sinyavskiy Ю., Tuigunov Д. and Savenkova Т. 2024. Study of the possibility of fortification chocolate and snack products with probiotic cultures. BULLETIN of the L.N. Gumilyov Eurasian National University. BIOSCIENCE Series. 146, 1 (Mar. 2024), 87–102.