@article{IIGUM_2020_34_a1,
     author = {A. L. Kazakov and L. F. Spevak},
     title = {Approximate and exact solutions to the singular nonlinear heat equation with a common type of nonlinearity},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {18--34},
     publisher = {mathdoc},
     volume = {34},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2020_34_a1/}
}