Title: Metodicheskoe rukovodstvo po vypolnenii͡u issledovaniĭ s pomoshchʹi͡u kombinirovannogo pribora 2DP, prednaznachennogo dli͡a zapisi davlenii͡a v zavisimosti ot peremeshchenii͡a
Subjects: Mining machinery, Rock pressure, Ground control (Mining), Coal mines and mining