\input zb-basic \input zb-ioport \iteman{io-port 05450072} \itemau{Wang, Zeyi; Yuan, Yanhong; Wu, Qiming} \itemti{A parallel multipole accelerated 3-D capacitance simulator based on an improved model.} \itemso{IEEE Trans. Comput.-Aided Des. Integr. Circuits Syst. 15, No. 12, 1441-1450 (1996).} \itemcc{} \itemut{} \itemli{doi:10.1109/43.552078} \end