The Decay of Unstable Orientational States of Nematic Liquid Crystals Interacting with a Laser Field G. Cipparrone, D. Duca, C. Versace, C. Umeton et N.V. Tabiryan J. Phys. I France, 7 9 (1997) 1143-1153 DOI: 10.1051/jp1:1997113