Dipanjan Gope Albert E. Ruehli Vikram Jandhyala Speeding Up PEEC Partial Inductance Computations Using a QR-Based Algorithm. 60-68 2007 15 IEEE Trans. VLSI Syst. 1 http://dx.doi.org/10.1109/TVLSI.2007.891089 db/journals/tvlsi/tvlsi15.html#GopeRJ07