@article{RM_1978_33_6_a32,
     author = {R. V. Gamkrelidze},
     title = {L.\,S.~Pontryagin, {``The} method of coordinates'' (a~review)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {33},
     number = {6},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1978_33_6_a32/}
}