@article{DAN_1984_278_1_a17,
     author = {Yu. F. Kovalenko and R. L. Salganik and L. I. Shleifman and V. S. Yamshchikov},
     title = {On the possibility of control of the efficiency of underhand or overhand mining of a coal bed based on the investigation of
},
     journal = {Doklady Akademii Nauk},
     pages = {72--75},
     publisher = {mathdoc},
     volume = {278},
     number = {1},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_278_1_a17/}
}