@article{RM_1961_16_4_a4,
     author = {M. G. Krein and B. Ya. Levin},
     title = {Naum {Il'ich} {Akhiezer} (on his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {129--141},
     publisher = {mathdoc},
     volume = {16},
     number = {4},
     year = {1961},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1961_16_4_a4/}
}