1. Handbook of Liquid Crystals. 1998. Edited by: Demus , D. Goodby , J. W. Gray , G. W. Spiess , H.W. and Vill , V. Weinheim: Wiley-VCH. (Vol. I, Fundamentals; Vol. 2A, Low molecular weight liquid crystals 1; Vol. 2B, Low molecular weight liquid crystals II; Vol. 3, High molecular weight liquid crystals)
2. Introduction to Liquid Crystals