Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{NUMA_1966__9_131724, author = {A.H. STROUD}, title = {Some {Approximate} {Integration} {Formulas} of {Degree} 3 for an {n-Dimensional} {Simplex.}}, journal = {Numerische Mathematik}, pages = {38--45}, publisher = {mathdoc}, volume = {9}, year = {1966}, zbl = {0145.40603}, url = {http://geodesic.mathdoc.fr/item/NUMA_1966__9_131724/} }
A.H. STROUD. Some Approximate Integration Formulas of Degree 3 for an n-Dimensional Simplex.. Numerische Mathematik, Tome 9 (1966), pp. 38-45. http://geodesic.mathdoc.fr/item/NUMA_1966__9_131724/