@article{RM_1961_16_2_a21,
     author = {M. A. Kreines and Z. M. Kishkina},
     title = {On the nomographing of functions of several variables to within small quantities of higher order},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1961},
     volume = {16},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1961_16_2_a21/}
}