@article{DA_1979_18_a6,
     author = {S. I. Suslov},
     title = {Extreme points of trajectory integrals and optimal control},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {65--67},
     publisher = {mathdoc},
     number = {18},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_1979_18_a6/}
}