Mohareb, Rafat M.; Abdel-Sayed, Nadia I.; Sherif, Sherif M., Phosphorus, Sulfur and Silicon and the Related Elements, 1991, vol. 63, # 1/2, p. 119 - 130
Mohareb, Rafat M.; Abdel-Sayed, Nadia I.; Sherif, Sherif M., Phosphorus, Sulfur and Silicon and the Related Elements, 1991, vol. 63, # 1/2, p. 119 - 130