Linkhart Douglas K Microwave circulator design - 2nd - Boston Artech House 2014 - xv;364p. cm. ISBN: 9861.3899999999994 Standard No.: 125451 Source: 2707, 30/12/2014, Ashutosh Technical Books Textual Subjects--Topical Terms: Electronic Science Dewey Class. No.: D65264, Q4