Campbell, John J.; Glover, Stephen A.; Hammond, Gerard P.; Rowbottom, Colleen A.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1991 , # 12 p. 2067 - 2080

Sharma, Rajinder P.; Sharma, Kusum; Lakhanpal, Sunita; Sharma, Namita; Misra, Bhupendra N.
Collection of Czechoslovak Chemical Communications, 1993 , vol. 58, # 9 p. 2150 - 2158

Campbell, John J.; Glover, Stephen A.; Hammond, Gerard P.; Rowbottom, Colleen A.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1991 , # 12 p. 2067 - 2080