@article{RM_1974_29_4_a2,
     author = {G. Stampacchia},
     title = {On the filtration of a~fluid through a~porous medium with variable
},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {89--102},
     publisher = {mathdoc},
     volume = {29},
     number = {4},
     year = {1974},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1974_29_4_a2/}
}