@article{KUKZ_1990_25_25_a11,
     author = {N. B. Il'inskii and A. R. Kasimov},
     title = {Solution of isoperimetric problems in filtration theory by the method of inverse boundary value problems},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {135--149},
     publisher = {mathdoc},
     volume = {25},
     number = {25},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1990_25_25_a11/}
}