@article{RM_1980_35_6_a0,
     author = {P. S. Aleksandrov and M. I. Vishik and V. A. Ditkin and A. N. Kolmogorov and M. A. Lavrent'ev and O. A. Oleinik},
     title = {Lazar' {Aronovich} {Lyusternik} (on his eightieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {1--9},
     publisher = {mathdoc},
     volume = {35},
     number = {6},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1980_35_6_a0/}
}