Second Order Optical Nonlinearity in Substituted Benzene Systems: a Dynamical Lie Algebraic Treatment
WU Ai-ling; ZHAO Xian; GUAN Da-ren; YI Xi-zhang
Acta Phys. -Chim. Sin. . 2005, (11): 1319 -1323 .  DOI: 10.3866/PKU.WHXB20051126