1. B. P. Acharya and R. N. Das,On numerical integration of analytic functions of more than one variable, J. Math. Phys. Sci. 15 (1981), pp. 399–408.
2. B. P. Acharya and R. N. Das,Approximative evaluation of the multiple complex integrals of analytic functions, Computing 30 (1983), pp. 279–283.
3. G. Birkhoff and D. Young,Numerical quadrature of analytic and harmonic functions, J. Math. Phys. 29 (1950), pp. 217–221.
4. R. N. Das, S. Padhy and B. P. Acharya,Numerical quadrature of analytic functions of more than one variable, J. Math. Phys. Sci. 15 (1981), pp. 573–579.
5. H. Engels,Numerical Quadrature and Cubature, Academic Press, London, 1980.