@article{1102978710,
author = {Squier, D. P.},
title = {Elliptic differential equations with discontinuous coefficients.},
journal = {Pacific J. Math.},
volume = {31},
number = {3},
year = {1969},
pages = { 247-254},
language = {en},
url = {http://dml.mathdoc.fr/item/1102978710}
}
Squier, D. P. Elliptic differential equations with discontinuous coefficients.. Pacific J. Math., Tome 31 (1969) no. 3, pp. 247-254. http://gdmltest.u-ga.fr/item/1102978710/