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@article{NUMA_1986__49_133112, author = {Ronald Cools and Ann Haegemans}, title = {Optimal {Addition} of {Knots} to {Cubature} {Formulae} for {Planar} {Regions.}}, journal = {Numerische Mathematik}, pages = {269--274}, publisher = {mathdoc}, volume = {49}, year = {1986}, zbl = {0574.65014}, url = {http://geodesic.mathdoc.fr/item/NUMA_1986__49_133112/} }
Ronald Cools; Ann Haegemans. Optimal Addition of Knots to Cubature Formulae for Planar Regions.. Numerische Mathematik, Tome 49 (1986), pp. 269-274. http://geodesic.mathdoc.fr/item/NUMA_1986__49_133112/