Title: Vremennai͡a tekhnologicheskai͡a instrukt͡sii͡a na vedenie rabot po smoloinʺekt͡sionnomu uprochnenii͡u prikonturnoĭ zony gornykh vyrabotok na rudnikakh PO "Apatit"
Subjects: Ground control (Mining)
Places: Russia (Federation), Apatity