@article{MEM_2010_39_1_a7,
     author = {Dimovski, Ivan and Tsankov, Yulian},
     title = {Explicit {Solution} of {Bitsadze-Samarskii} {Problem}},
     journal = {Mathematics and Education in Mathematics},
     pages = {114--122},
     publisher = {mathdoc},
     volume = {39},
     number = {1},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MEM_2010_39_1_a7/}
}