1. On Some Three Terminal Lumped and Distributed RC Null Networks;Dutta Roy;IEEE Trans. On Circuit Theory,1964
2. Theory of Some Monolithic Null Devices and Some Novel Circuits;Kaufman,1960
3. Tapered Distributed Filters;Kaufman;IRE Trans. On Circuit Theory,1962
4. Notch Network Using Distributed Elements;Dutta Roy,1966
5. Network Design of Micro-Circuits;Hager;Electronics,1959