@article{GDZPPN002287412, title = {Discontinuities of Second Derivatives of Single-Layer Potentials.}, journal = {Mathematische Annalen}, volume = {137}, year = {1959}, pages = {417-426}, zbl = {0087.09604}, url = {http://dml.mathdoc.fr/item/GDZPPN002287412} }
MACK, SIDNEY F. Discontinuities of Second Derivatives of Single-Layer Potentials.. Mathematische Annalen, Tome 137 (1959) pp. 417-426. http://gdmltest.u-ga.fr/item/GDZPPN002287412/