Mengsheng Zhang Wenjian Yu Yu Du Zeyi Wang An efficient algorithm for 3-D reluctance extraction considering high frequency effect. 521-526 2006 conf/aspdac/2006 ASP-DAC http://doi.acm.org/10.1145/1118299.1118425 db/conf/aspdac/aspdac2006.html#ZhangYDW06