A.D. Downey and G.M. Wierzba, "Class-G/FB Audio Amplifier," IEEE Transactions on Consumer Electronics, Vol. CE-53, pp 1537-1545, November 2007.
G.M. Wierzba and Y. Kang, "Application Briefs: Analog Macromodel Creation for Spice Simulation," Electronic Design: Special Analog Issue, pp. 75-76, Nov. 18, 1996.
G.M. Wierzba, Sspice User Manual, East Lansing, MI: Michigan State University Instructional Media Center, 1991.
G.M. Wierzba, RC-Active Filter Design Handbook: Chapter 2 - Approximation, F. W. Stephenson, Volume Editor, John Wiley & Sons Inc., New York, pp. 19-43, 1985.