Usmani, K. A., & Isa, M. (1986). NUMERICAL METHODS FOR APPROXIMATING EIGENVALUES OF BOUNDARY VALUE PROBLEMS. International Journal of Mathematics and Mathematical Sciences, 1986(3), 567-575. https://doi.org/10.1155/S0161171286000716
Chicago-Zitierstil (17. Ausg.)Usmani, Kiaz A., und Mohammad Isa. "NUMERICAL METHODS FOR APPROXIMATING EIGENVALUES OF BOUNDARY VALUE PROBLEMS." International Journal of Mathematics and Mathematical Sciences 1986, no. 3 (1986): 567-575. https://doi.org/10.1155/S0161171286000716.
MLA-Zitierstil (9. Ausg.)Usmani, Kiaz A., und Mohammad Isa. "NUMERICAL METHODS FOR APPROXIMATING EIGENVALUES OF BOUNDARY VALUE PROBLEMS." International Journal of Mathematics and Mathematical Sciences, vol. 1986, no. 3, 1986, pp. 567-575, https://doi.org/10.1155/S0161171286000716.