Automatic layout of custom analog cells in ANAGRAM. - David J. Garrod; Rob A. Rutenbar; L. Richard Carley (ICCAD, 1988)

Techniques for Simultaneous Placement and Routing of Custom Analog Cells in KOAN/ANAGRAM II. - John M. Cohn; David J. Garrod; Rob A. Rutenbar; L. Richard Carley (ICCAD, 1991)

KOAN/ANAGRAM II: new tools for device-level analog placement and routing. - John M. Cohn; David J. Garrod; Rob A. Rutenbar; L. Richard Carley (IEEE J. Solid State Circuits, 1991)