@article{GDZPPN00117827X, title = {On Constrained Multivariate Splines and Their Approximations.}, journal = {Numerische Mathematik}, volume = {44}, year = {1984}, pages = {141-152}, zbl = {0553.41028}, url = {http://dml.mathdoc.fr/item/GDZPPN00117827X} }
Wong, Wing Hung. On Constrained Multivariate Splines and Their Approximations.. Numerische Mathematik, Tome 44 (1984) pp. 141-152. http://gdmltest.u-ga.fr/item/GDZPPN00117827X/