@article{RM_1977_32_2_a0,
     author = {P. S. Aleksandrov and A. V. Bitsadze and M. I. Vishik and O. A. Oleinik},
     title = {Il'ya {Nestorovich} {Vekua} (on his seventieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {1--21},
     publisher = {mathdoc},
     volume = {32},
     number = {2},
     year = {1977},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1977_32_2_a0/}
}