@article{RM_1987_42_5_a17,
     author = {M. I. Vishik and E. M. Landis and S. G. Mikhlin and O. A. Oleinik and I. V. Skripnik},
     title = {Aleksandr {Ivanovich} {Koshelev} (on~his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {185--187},
     publisher = {mathdoc},
     volume = {42},
     number = {5},
     year = {1987},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1987_42_5_a17/}
}