Vibrational spectroscopic study of ferroelectric SbNbO4, antiferroelectric BiNbO4, and their solid solutions. [electronic resource] - Physical review. B, Condensed matter Dec 1986 - 8137-8140 p. digital Publication Type: Journal Article ISSN: 0163-1829 Standard No.: 10.1103/physrevb.34.8137 doi