@article{RM_2008_63_5_a13,
     author = {B. I. Golubov and A. A. Gonchar and B. S. Kashin and S. M. Nikol'skii and A. M. Olevskii and M. K. Potapov},
     title = {On the 80th birthday of {Petr} {Lavrent'evich} {Ul'yanov}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {989--994},
     publisher = {mathdoc},
     volume = {63},
     number = {5},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2008_63_5_a13/}
}