@article{DAN_1970_191_3_a12,
     author = {I. M. Makarov and V. Z. Rakhmankulov},
     title = {The use of discontinuous sliding hyperplanes in systems with variable structure},
     journal = {Doklady Akademii Nauk},
     pages = {548--550},
     publisher = {mathdoc},
     volume = {191},
     number = {3},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_191_3_a12/}
}