Kocis, Stefan, Ulrasonic measurements and technologies / Stefan Kocis and Zdenko Figura. - London : Chapman & Hall, 1996. - 218 pages : illustrations ; 23 cm. - Sensor physics and technology series 4 . ISBN: 0412638509 RM339.27 Subjects--Topical Terms: Ultrasonics.Ultrasonic waves.Ultrasonic transducers.Non--destructive testing.