AmirgaliyevYedilkhan , Kunelbayev Murat, Amirgaliyev Beіbut, Daulbayev Salauat, Kozbakova Ainur, Auelbekov Omirlan and Katayev Nazbek 2020. Study Of The Process Of Anaerobic Digestion Of Biogas From Organic Waste In A Bioenergy Plant. International Journal of Advanced Science and Technology. 29, 11s (Jun. 2020), 163 - 172.