@article{GDZPPN001170724,
title = {On the Variational Characterization and Convergence of Bivariate Splines.},
journal = {Numerische Mathematik},
volume = {19},
year = {1972},
pages = {99-114},
zbl = {0233.65005},
url = {http://dml.mathdoc.fr/item/GDZPPN001170724}
}
Mansfield, Lois. On the Variational Characterization and Convergence of Bivariate Splines.. Numerische Mathematik, Tome 19 (1972) pp. 99-114. http://gdmltest.u-ga.fr/item/GDZPPN001170724/