Bulletin de la Societe Chimique de France, , # 2 p. 342 - 348

Conner, John K.; Haider, Johanna; Hill, M.N. Stuart; Maskill, Howard; Pestman, Monique
Canadian Journal of Chemistry, 1998 , vol. 76, # 6 p. 862 - 868

Maskill, H.; Murray-Rust, Peter; Thompson, John T.; Wilson, Alan A.
Journal of the Chemical Society, Chemical Communications, 1980 , # 16 p. 788 - 789