@article{SM_1981_40_3_a0,
     author = {L. S. Pontryagin},
     title = {Linear differential games of pursuit},
     journal = {Sbornik. Mathematics},
     pages = {285--303},
     year = {1981},
     volume = {40},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1981_40_3_a0/}
}