1. J. Adams, P. Swarztrauber, R. Sweet, Fishpack. Available from http://www.netlib.org/fishpack/
2. A finite element method for interface problems in domains with smooth boundaries and interfaces;Bramble;Adv. Comput. Math.,1996
3. D. Calhoun, A Cartesian grid method for solving the streamfunction-vorticity equations in irregular geometries, Ph.D Thesis, University of Washington, 1999
4. A method of images for the evaluation of electrostatic fields in systems of closely spaced conducting cylinders;Chen;SIAM J. Appl. Math.,1998
5. S. Deng. Immersed interface method for three dimensional interface problems and applications, Ph.D Thesis, North Carolina State University, 2000