European Journal of Organic Chemistry, , # 7 p. 1249 - 1255

Angewandte Chemie - International Edition, , vol. 47, # 51 p. 9961 - 9964

Angewandte Chemie - International Edition, , vol. 47, # 51 p. 9961 - 9964

Malik, A. A.; Preston, S. B.; Archibald, T. G.; Cohen, M. P.; Baum, K.
Synthesis, 1989 , # 6 p. 450 - 451

Badiei, Yosra M.; Dinescu, Adriana; Dai, Xuliang; Palomino, Robert M.; Heinemann, Frank W.; Cundari, Thomas R.; Warren, Timothy H.
Angewandte Chemie - International Edition, 2008 , vol. 47, # 51 p. 9961 - 9964