Koul, Shiban K. Microwave and millimeter wave phase shifters / Shiban K. Koul, Bharathi Bhat - Boston : Artech House, 1991 - v. : ill. ; 24 cm. - The Artech House microwave library . ISBN: 0890063192 v. 10890065853 v. 2 LCCN: 91-26686 Subjects--Topical Terms: Phase shiftersMicrowave devicesMillimeter wave devices