参考文献
Butts, Craig P.; Eberson, Lennart; Gonzales-Luque, Remedios; Hartshorn, Chris M.; Hartshorn, Michael P.; Merchan, Manuela; Robinson, Ward T.; Roos, Bjoern O.; Vallance, Claire; Wood, Bryan R.
Acta Chemica Scandinavica, 1997 , vol. 51, # 10 p. 984 - 999