@article{10_4064_cm_43_2_339_344,
     author = {Tadeusz \'Sliwa},
     title = {Some remarks on the interface in the filtration problem},
     journal = {Colloquium Mathematicum},
     pages = {339--344},
     publisher = {mathdoc},
     volume = {43},
     number = {2},
     year = {1980},
     doi = {10.4064/cm-43-2-339-344},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-43-2-339-344/}
}