Hayotov A.R., Milovanovi G.V., Shadimetov Kh.M. On an optimal quadrature formula in the sense of Sard // Numerical Algorithms. – 2011. – Vol. 57. № 4. – Pp. 487-510.

Hayotov A.R., Nuraliev F.A., Shadimetov Kh.M. Optimal Quadrature Formulas with Derivative in the Space // American Journal of Numerical Analysis. – 2014. – Vol. 2. – № 4. – Pp. 115-127.

Köhler P. On the weights of Sard’s quadrature formulas // Calcolo. – 1988. – № 25. – Pp.169-186.

Lanzara F. On optimal quadrature formulae // J. Ineq. Appl. – 2000. – № 5. – Pp. 201-225.

Maljukov A.A., Orlov I.I. Construction of coefficients of the best quadrature formula for the class with equally spaced nodes // Optimization methods and operations research, applied mathematics. – 1976. – № 191. – Pp. 174- 177.

Meyers L.F., Sard A. Best approximate integration formulas // J. Math. Physics. – 1950. – № 29. – Pp. 118-123.

Nikol’skii S.M. To question about estimation of approximation by quadrature formulas // Uspekhi Matem. Nauk. – 1950. – № 5:2. – Pp. 165-177.

Nikol’skii S.M. Quadrature Formulas. – Moscow: Nauka, 1988.

Sard A. Best approximate integration formulas // Amer. J. Math. – 1949. – № 71. – Pp. 80-91.

Sard A. Linear approximation. – AMS, 1963.

Schoenberg I.J. On monosplines of least deviation and best quadrature formulae // J. Soc. Indust. Appl. Math. Ser. – 1965. – Pp. 144-170.

Schoenberg I.J. On monosplines of least square deviation and best quadrature formulae // SIAM J. – 1966. – Vol. 3. – № 2. – Pp. 321-328.

Schoenberg I.J., Silliman S.D. On semicardinal quadrature formulae // Math. Comp. – 1974. – Vol. 126. – Pp. 483-497.

Shadimetov Kh.M. Optimal formulas of approximate integration for differentiable functions: candidate dissertation. – Novosibirsk, 1983. – 140 p.

Shadimetov Kh.M. Optimal quadrature formulas // Dokl. Akad. Nauk UzSSR. – 1983. – № 3. – Pp. 5-8.

Shadimetov Kh.M. The discrete analogue of the differential operator and its construction // Questions of Computations and Applied Mathematics. – Tashkent, 1985. – Pp. 22-35.

Shadimetov Kh.M. Optimal Lattice Quadrature and Cubature Formulas // Doklady Mathematics. – 2001. – Vol. 63. – № 1. Pp. 92-94.

Shadimetov Kh.M. Construction of weight optimal quadrature formulas in the space // Siberian J. Comput. Math. – 2002. – Vol. 5. – № 3. – Pp. 275-293.

Shadimetov Kh.M., Hayotov A.R. Optimal quadrature formulas with positive coefficients in space // J. Comput. Appl. Math. – 2011. – № 235. – Pp.1114-1128.

Shadimetov Kh.M., Hayotov A.R. Optimal quadrature formulas in the sense of Sard in space // Calcolo. – 2014. – № 51. – Pp. 211-243.

Shadimetov Kh.M., Hayotov A.R., Azamov S.S. Optimal quadrature formula in space // Applied Numerical Mathematics. – 2012. – № 62. – Pp. 1893-1909.

Shadimetov Kh.M., Hayotov A.R., Nuraliev F.A. On an optimal quadrature formula in Sobolev space // Journal of Computational and Applied Mathematics. – 2013. – № 243. – Pp. 91-112.

obolev S.L. Introduction to the Theory of Cubature Formulas. – Moscow: Nauka, 1974.

Sobolev S.L. The coefficients of optimal quadrature formulas // Selected Works of S.L. Sobolev. – 2006. – Pp. 561-566.

Sobolev S.L., Vaskevich V.L. The Theory of Cubature Formulas. – Dordrecht: Kluwer Academic Publishers Group, 1997.

Zagirova F.Ya. On construction of optimal quadrature formulas with equal spaced nodes. – Novosibirsk, 1982. – 28 p.

Zhamalov Z.Zh., Shadimetov Kh.M. About optimal quadrature formulas // Dokl. Akademii Nauk UzSSR. – 1980. – № 7. – Pp. 3-5.

Zhensikbaev A.A. Monosplines of minimal norm and the best quadrature formulas // Uspekhi Matem. Nauk. – 1981. – № 36. – Pp. 107-159.

Hamming R.W. Numerical methods for Scientists and Engineers. – USA: McGraw Bill Book Company, 1962.

Babuška I. Optimal quadrature formulas // Dokladi Akad. Nauk SSSR. – 1963. – № 149. Pp. 227–229.

Blaga P., Coman Gh. Some problems on optimal quadrature // Stud. Univ. Babe-Bolyai Math. – 2007. – Vol. 52. – № 4. – Pp. 21-44.

Bojanov B. Optimal quadrature formulas // Uspekhi Mat. Nauk. – 2005. – Vol. 60. – № 6 (366). Pp. 33-52.

Catina T., Coman Gh. Optimal quadrature formulas based on the -function method // Stud. Univ. Babe-Bolyai Math. – 2006. – Vol. 51. – № 1. – Pp. 49-64.

Chakhkiev M.A. Linear differential operators with real spectrum, and optimal quadrature formulas // Izv. Akad. Nauk SSSR. Ser. Mat. – 1984. – Vol. 48. – № 5. – Pp. 1078-1108.

Coman Gh. Quadrature formulas of Sard type // Studia Univ. Babe-Bolyai Ser. Math.-Mech. – 1972. – Vol. 17. – № 2. Pp. 73-77.

Coman Gh. Monosplines and optimal quadrature formulae // Rend. Mat. – 1972. – Vol. 6. – № 5. – Pp. 567-577.

Gelfond A.O. Calculus of Finite Differences. – Moscow: Nauka, 1967.

Ghizzetti A., Ossicini A. Quadrature Formulae. – Berlin: Akademie Verlag, 1970.