@article{RM_1991_46_3_a22,
     author = {E. P. Baranovskii and N. P. Dolbilin and V. S. Makarov and A. A. Mal'tsev and S. P. Novikov and M. I. Shtogrin},
     title = {Sergei {Sergeevich} {Ryshkov} (on his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {263--266},
     publisher = {mathdoc},
     volume = {46},
     number = {3},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1991_46_3_a22/}
}