@article{TRSPY_1970_110_a6,
     author = {V. A. Solonnikov},
     title = {The {Green's} matrices for elliptic boundary value {problems.~I}},
     journal = {Informatics and Automation},
     pages = {107--145},
     publisher = {mathdoc},
     volume = {110},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1970_110_a6/}
}