@article{SM_1989_63_1_a3,
     author = {N. L. Grigorenko},
     title = {The pursuit problem in $n$-person differential games},
     journal = {Sbornik. Mathematics},
     pages = {35--45},
     publisher = {mathdoc},
     volume = {63},
     number = {1},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1989_63_1_a3/}
}