Hable, Christopher T.; Crooks, Richard M.; Valentine, James R.; Giasson, Richard; Wrighton, Mark S.
Journal of Physical Chemistry, 1993 , vol. 97, # 22 p. 6060 - 6065
Blanchetiere, D.; Noyere, C.; Catel, J.; Andrieu, C. G.; Ebel, M.
Phosphorus, Sulfur and Silicon and the Related Elements, 1994 , vol. 91, # 1-4 p. 93 - 102