@article{VMUMM_1990_2_a12,
     author = {R. Yu. Nabokov},
     title = {Symmetrization in the one-phase {Stefan} problem},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {59--61},
     publisher = {mathdoc},
     number = {2},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1990_2_a12/}
}