1. Sandler , S. R.
Karo , W. In Organic Functional Group Preparations , Academic Press : London , 1989 ; p. 430 .
2. Greene , T. W.
Wuts , P. G. M. Protective Groups in Organic Synthesis ; Wiley : New York , 1991 ; p. 214 .
3. A New Photochemical Reaction1