@article{GDZPPN001186515, title = {Quadrature error expansions. II. The full corner singularity.}, journal = {Numerische Mathematik}, volume = {66}, year = {1993}, pages = {355-370}, zbl = {0793.41023}, url = {http://dml.mathdoc.fr/item/GDZPPN001186515} }
Lyness, J.N.; Doncker, E. de. Quadrature error expansions. II. The full corner singularity.. Numerische Mathematik, Tome 66 (1993) pp. 355-370. http://gdmltest.u-ga.fr/item/GDZPPN001186515/