@article{10_4064_cm_16_1_117_121,
     author = {B. Szafirski},
     title = {On the {Green's} function for second order elliptic differential equations},
     journal = {Colloquium Mathematicum},
     pages = {117--121},
     publisher = {mathdoc},
     volume = {16},
     number = {1},
     year = {1967},
     doi = {10.4064/cm-16-1-117-121},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-16-1-117-121/}
}