Hierarchical modeling and simulation in VISTA. - Robert I. Gardner; Paul B. Weil (DAC, 1979)

VISTA: A VLSI CAD System. - Hal W. Daseking; Robert I. Gardner; Paul B. Weil (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1982)

An Analog Leaf Cell for Analog Circuit Design. - David W. Parent; Eric J. Basham; Shao Ng; Paul B. Weil (MSE, 2005)