Bardsley, B G Multifrequency and nonuniformly-spaced arrays: effects on grating lobe amplitude. [electronic resource] - Ultrasonic imaging Oct 1982 - 351-4 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0161-7346 Standard No.: 10.1177/016173468200400405 doi Subjects--Topical Terms: MethodsUltrasonics--instrumentationUltrasonography