@article{PORMA_1999__56_2_48402,
     author = {Bunoiu, R. and Saint Jean Paulin, Jeannine},
     title = {Linear flow in porous media with double periodicity.},
     journal = {Portugaliae mathematica},
     pages = {221--238},
     publisher = {mathdoc},
     volume = {56},
     number = {2},
     year = {1999},
     zbl = {0936.35129},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1999__56_2_48402/}
}