A Polarity Modification of Benson's Group Additivity Method
Wang Gui-Chang,Cai Zun-Sheng,Gao Qing-Yu,Zhao Xue-Zhuang
Acta Phys. -Chim. Sin. . 1997, (03): 274 -277 .  DOI: 10.3866/PKU.WHXB19970317