@article{RM_1967_22_5_a5,
     author = {I. I. Danilyuk and N. I. Muskhelishvili and I. G. Petrovskii},
     title = {Il'ya {Nestorovich} {Vekua} (on his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {169--179},
     publisher = {mathdoc},
     volume = {22},
     number = {5},
     year = {1967},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1967_22_5_a5/}
}