@article{ZNSL_1987_163_a10,
     author = {A. P. Oskolkov and M. M. Achmatov},
     title = {Convergent difference schemes for the equations of filtration of fluids with {delay.~II}},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {138--142},
     year = {1987},
     volume = {163},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1987_163_a10/}
}