@article{SM_2003_194_1_a6,
     author = {L. S. Pankratov and V. A. Rybalko},
     title = {Asymptotic analysis of a~double porosity model with thin fissures},
     journal = {Sbornik. Mathematics},
     pages = {123--150},
     year = {2003},
     volume = {194},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2003_194_1_a6/}
}