[Some observations on the conduct of water bacteriological tests according to All-Union State Standards 5215-50 and 5216-50].
D001431:Bacteriological Techniques / Q000592:standards*; D014871:Water Microbiology
Nekotorye zamechaniia po povodu bakteriologicheskogo issledovaniia vody soglasno GOST 5215-50 i 5216-50.