@article{GDZPPN00118606X, title = {On the monotonicity of sequences of quadrature formulae.}, journal = {Numerische Mathematik}, volume = {63}, year = {1992}, pages = {557-565}, zbl = {0741.41024}, url = {http://dml.mathdoc.fr/item/GDZPPN00118606X} }
Nikolov, Geno. On the monotonicity of sequences of quadrature formulae.. Numerische Mathematik, Tome 63 (1992) pp. 557-565. http://gdmltest.u-ga.fr/item/GDZPPN00118606X/