Symbolic hierarchical artwork generation system. - Stef van Vlierberghe; Jeff Rijmenants; Walter Heyns (DAC, 1985)

ILAC: an automated layout tool for analog CMOS circuits. - Jeff Rijmenants; James B. Litsios; Thomas R. Schwarz; Marc G. R. Degrauwe (IEEE J. Solid State Circuits, 1989)