References
- de Gennes , P. G. 1974 . The Physics of Liquid Crystals , Oxford : Clarendon Press .
- Adamczyk , A. Polish Patent Announcement No. 179159 . March 28th 1975 .
- Landau , L. D. and Lifschitz , E. M. 1958 . Statistical Physics , London : Pergamon .
- Vistin , L. K. 1970 . Societ Phys. Cryst. , 15 : 514
- Greubel , W. and Wolff , U. 1971 . Appl. Phys. Lett. , 19 : 213
- Born , M. and Wolf , E. 1968 . Principles of Optics , Oxford : Pergamon .
- Tucker , J. W. and Rampton , V. M. 1972 . Microwave Ultrasonics in Solid State Physics , Amsterdam : North-Holland .
- Willard , G. W. 1949 . J. Acoust. Soc. Amer. , 21 : 101
- Adamczyk , A. May 7–14th 1975 . Permanent liquid-crystalline diffraction grating (The Model) , May 7–14th , Wroclaw : Polish-Russian Chemical Exhibition .