Evaluation of the Modified Bessel Functions K0(Z) and K1(Z) for Complex Arguments [S17] (Algorithm A484) CACM September, 1974 Burrell, K. H. Bessel functions, Hankel functions, modified Bessel functions, Gauss-Hermite quadrature 5.12 CA740907 JB January 17, 1978 8:47 AM 2601 5 2601 2601 5 2601 2601 5 2601