Media type: E-Article Title: Ultrasonic Investigation of the Ferroelectric Transition Region in KH2PO4 Contributor: Litov, Eliyahu; Garland, Carl W. imprint: American Physical Society (APS), 1970 Published in: Physical Review B Language: English DOI: 10.1103/physrevb.2.4597 ISSN: 0556-2805 Origination: Footnote: