Vnutrishakhtnyĭ khozraschet
Subtitle: iz opyta slant͡s︡edobuvai͡u︡shcheĭ promyshlennosti.
Publisher: Ugletekhizdat
Published: 1956
Place of publication: Moskva
Language: rus
Number of pages: 59
Subjects: Shale -- Estonia.; Mineral industries -- Estonia.
Notes: Bibliography: p. [60]
At head of title: Akademii͡a︡ nauk Ėstonskoĭ SSR. Institut ėkonomiki.