Sol-gel processing of bismuth strontium tantalate thin films E.P. Turevskaya, K.A. Vorotilov, V.B. Bergo, S.V. Sokolov, A.S. Sigov et D. Benlian J. Phys. IV France, 08 PR9 (1998) Pr9-83-Pr9-86 DOI: 10.1051/jp4:1998914