Chenggang Xu, Ranjit Gharpurey, Terri S. Fiez, Kartikeya Mayaram. A green function-based parasitic extraction method for inhomogeneous substrate layers. In William H. Joyner Jr., Grant Martin, Andrew B. Kahng, editors, Proceedings of the 42nd Design Automation Conference, DAC 2005, San Diego, CA, USA, June 13-17, 2005. pages 141-146, ACM, 2005. [doi]