1. Nuovo tipo di trasformatore di corrente autocompensato;Luciano;L'Energia Elettrica,1981
2. An improved two-stage current transformer;West;IEEE Trans. Instrum. Meas.,1991
3. Computer design aids for VLSI circuits;Antognetti;NATO Adv. Study Inst. Ser.,1981
4. Simulation of electronically compensated current transformers;Corsonello,1989
5. Simulation of electronically compensated voltage transformers;D'Apuzzo,1990