Title: Pravila okhrany sooruzheniĭ i prirodnykh obʺektov ot vrednogo vlii͡a︡nii͡a︡ podzemnykh gornykh razrabotok na ugolʹnykh mestorozhdenii͡a︡kh
Subjects: Coal mines and mining, Environmental aspects of Coal mines and mining, Environmental policy
Places: Soviet Union