@article{RM_1971_26_6_a5,
     author = {Yu. M. Berezanskii and A. N. Kolmogorov and M. G. Krein and B. Ya. Levin and B. M. Levitan and V. A. Marchenko},
     title = {Naum {Il'ich} {Akhiezer} (on his seventieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {233--237},
     publisher = {mathdoc},
     volume = {26},
     number = {6},
     year = {1971},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1971_26_6_a5/}
}