References
- Huelsman, L. P., Theory and design of active RC circuits (McGraw-Hill Book Co. Inc., New York), 1968, Ch. 3, 63.
- Kerwin, W. J. & Huelsman, L. P., IEEE Intern. Conv. Rec., 14, Pt. 10 (3) (1966), 74.
- Moschytz, G. S., IEEE Trans. Circuit Theory, CT-17 (4) (1970), 527.