@article{VMP_2020_21_1_a0,
     author = {N. L. Gol'dman},
     title = {Study of some mathematical models for nonstationary filtration processes},
     journal = {Numerical methods and programming},
     pages = {1--12},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2020_21_1_a0/}
}