@article{RM_1975_30_3_a5,
     author = {M. I. Budyko and V. V. Vagner and B. Z. Vulikh and L. M. Gluskin and A. E. Evseev and D. K. Faddeev and L. N. Shevrin},
     title = {Evgenii {Sergeevich} {Lyapin} (on his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {139--147},
     publisher = {mathdoc},
     volume = {30},
     number = {3},
     year = {1975},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1975_30_3_a5/}
}