ИСТИНА

Ostroumov S.A., Kriksunov E.A. (Corresponding Member of Russian Academy of Sciences), Cai X., Use of innovative theory of biotic water self-purification: toward low-carbon green economy. International scientific conference Sustainable Development and Green Economy:(Serbia, Belgrade, 19-21 April 2022), invited presentation 20.04.2022. Organizers of the international conference: Scientific and Professional Society for Environmental Protection of Serbia – ECOLOGICA; ALFA BK University, Belgrade; Union of Engineers and Technicians of Serbia; Institute for Multidisciplinary Research, Belgrade; Institute of General and Physical Chemistry, Belgrade; Bulgarian National Union of Scientists - Ruse, Bulgaria; University of Ruse “Angel Kanchev”, Bulgaria; Bulgarian National Society of Agricultural Engineers; Balkan Environmental Association (B.EN.A.); Under the patronage of Ministry of Education, Science and Technological Development ,and Ministry of Environmental Protection of the Republic of Serbia;