@misc{MZM_1970_7_1_a0,
     title = {Viktor~Sil'vestrovich {Charin} (on his 50th birthday)},
     journal = {Matemati\v{c}eskie zametki},
     pages = {5--6},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1970_7_1_a0/}
}