References
- Brézina , B. and Smutný , F. 1968 . Czech J. Phys. B , 18 : 393
- Malek , Z. , Strajblova , I. , Novotny , J. and Merecek , V. 1968 . Czech J. Phys. B , 18 : 1224
- Peshikov , E. V. 1972 . Soviet Physics Solid State , 14 : 1377
- Camnasio , A. and Gonzalo , J. A. 1975 . J. Phys. Soc, of Japan , 39 ( 2 ) : 451
- Gesi , K. 1976 . J. Phys. Soc. of Japan , 41 ( 2 ) : 565
- Aragó , C. , Noheda , B. and Gonzalo , J. A. Proceedings of 9th EMF . Prague. to be published at the
- Gonzalo , J. A. , Ramírez , R. , Lifante , G. and Koralewski , M. 1993 . Ferroelectrics Lett. , 15 : 9
- Gonzalo , J. A. 1991 . “Effective field approach to phase transitions” , World Scientific Singapore .
- Przeslawski , J. , Fernández del Castillo , J. R. , Iglesias , T. and Gonzalo , J. A. 1996 . Ferroelectrics , 186 : 329
- Fugiel , B. and Mierzwa , M. 1997 . Phys. Review B , 57 ( 2 ) : 777
- Aragó , C. , Noheda , B. and Gonzalo , J. A. to be published