1. Rao, S. M., D. R. Wilton, and A. W. Glisson, "Electromagnetic scattering by surfaces of arbitrary shape," IEEE Trans. Antennas Propagat., Vol. AP-30, No. 3, 409-418, 1982.
doi:10.1109/TAP.1982.1142818
2. Duffy, M. G., "Quadrature over a pyramid or cube of integrands with a singularity at a vertex," SIAM Journal on Numerical Analysis, Vol. 19, No. 12, 1260-1262, 1982.
doi:10.1137/0719090
3. Khayat, M. A. and D. R. Wilton, "Numerical evaluation of singular and near-singular potential integrals," IEEE Trans. Antennas Propagat., Vol. 53, No. 10, 3180-3190, 2005.
doi:10.1109/TAP.2005.856342
4. Wilton, D. R., S. M. Rao, A. W. Glisson, D. H. Schaubert, O. M. Al-Bundak, and C. M. Butler, "Potential integrals for uniform and linear source distributions on polygonal and polyhedral domains," IEEE Trans. Antennas Propagat., Vol. AP- 32, No. 3, 276-281, 1984.
doi:10.1109/TAP.1984.1143304
5. Graglia, R. D., "On the numerical integration of the linear shape functions times the 3-D Green's function or its gradient on a plane triangle," IEEE Trans. Antennas Propagat., Vol. 41, No. 10, 1448-1455, 1993.
doi:10.1109/8.247786
6. Caorsi, S., D. Moreno, and F. Sidoti, "Theoretical and numerical treatment of surface integrals involving the free-space Green's function," IEEE Trans. Antennas Propagat., Vol. 41, No. 9, 1296-1301, 1993.
doi:10.1109/8.247757
7. Eibert, T. F. and V. Hansen, "On the calculation of potential integrals for linear source distributions on triangular domains," IEEE Trans. Antennas Propagat., Vol. 43, No. 12, 1499-1502, 1995.
doi:10.1109/8.475946
8. Yla-Oijala, P. and M. Taskinen, "Calculation of CFIE impedance matrix elements with RWG and n×RWG functions," IEEE Trans. Antennas Propagat., Vol. 51, No. 8, 1837-1846, 2003.
doi:10.1109/TAP.2003.814745
9. Jarvenpaa, S., M. Taskinen, and P. Yla-Oijala, "Singularity extraction technique for integral equation methods with higher order basis functions on plane triangles and tetrahedra," International Journal for Numerical Methods in Engineering, Vol. 58, 1149-1165, 2003.
doi:10.1002/nme.810
10. Jarvenpaa, S., M. Taskinen, and P. Yla-Oijala, "Singularity subtraction technique for high-order polynomial vector basis functions on planar triangles," IEEE Trans. Antennas Propagat., Vol. 54, No. 1, 42-49, 2006.
doi:10.1109/TAP.2005.861556
11. Gradshteyn, I. S. and I. M. Ryzhik, Table of Integrals, Series, 1980.
12. Girard, A., Invention Nouvelle en Algebre, Amsterdam, 1629.
13. Rade, L. and B. Westergren, Mathematics Handbook for Science and Engineering, Fourth edition, 1998.