@article{RM_1980_35_1_a4,
     author = {I. D. Cherkasov},
     title = {On the theory of optimal control of diffusion processes according to rapidity},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {211--212},
     publisher = {mathdoc},
     volume = {35},
     number = {1},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1980_35_1_a4/}
}