@article{VUU_2012_3_a13,
     author = {N. N. Petrov and E. L. Tonkov and V. N. Ushakov and A. G. Chentsov},
     title = {In memory of {Nikolai} {Nikolaevich} {Krasovskii} (07.09.1924~{\textendash}~04.04.2012)},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {157--158},
     year = {2012},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2012_3_a13/}
}