@article{RM_1965_20_4_a2,
     author = {A. I. Mal'tsev and B. I. Plotkin},
     title = {Petr {Grigor'evich} {Kontorovich} (on his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {107--110},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {1965},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1965_20_4_a2/}
}