@article{00569396, title = {Ghizzetti's theorem for piecewise continuous solutions.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {17}, year = {1994}, pages = {283-286}, doi = {10.1155/S0161171294000414}, zbl = {0871.34011}, language = {en}, url = {http://dml.mathdoc.fr/item/00569396} }
Pinto, Manuel. Ghizzetti's theorem for piecewise continuous solutions.. International Journal of Mathematics and Mathematical Sciences, Tome 17 (1994) pp. 283-286. doi : 10.1155/S0161171294000414. http://gdmltest.u-ga.fr/item/00569396/