Geodesic
Stability of interpolation-quadrature processes
Konstruktivnaya Teoriya Funktsii i Funktsional'nyi Analiz, Konstruktivnaya Teoriya Funktsii i Funktsional'nyi Analiz, Tome 5 (1985) no. 5, pp. 56-61 
A. L. Kuz'mina. Stability of interpolation-quadrature processes. Konstruktivnaya Teoriya Funktsii i Funktsional'nyi Analiz, Konstruktivnaya Teoriya Funktsii i Funktsional'nyi Analiz, Tome 5 (1985) no. 5, pp. 56-61. http://geodesic.mathdoc.fr/item/KUKTF_1985_5_5_a7/
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Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

[1] Natanson I. P., Konstruktivnaya teoriya funktsii, M.–L., 1949, 688 pp.

[2] Monegato Giovanni, “Positivity of the weights of extended Gauss–Legendre quadrature rules”, Math. Comp., 32:141 (1978), 243–245 | DOI | MR | Zbl