BULLETIN OF THE POLYTECHNIC INSTITUTE OF JASSY
BULETINUL INSTITUTULUI POLITEHNIC DIN IASI
abridged as Bul. Inst. Polit. Iasi
published by
THE TECHNICAL UNIVERSITY “GHEORGHE ASACHI”
OF JASSY
Address: Bd. D. I. Mangeron 67, 700050 Iasi, Romania
Section ELECTROTEHNICA. ENERGETICA. ELECTRONICA TOM LIII (LVII)