@article{RM_1991_46_5_a16,
     author = {L. A. Aizenberg and A. A. Gol'dberg and B. Ya. Levin and V. N. Logvinenko and V. A. Marchenko and V. V. Napalkov and I. V. Ostrovskii and S. Yu. Favorov},
     title = {Lev {Isaakovich} {Ronkin} (on his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {207--209},
     publisher = {mathdoc},
     volume = {46},
     number = {5},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1991_46_5_a16/}
}