Abdel-Hamid, Hoda A.; Shiba, Sayed A.; El-Khamry, Abdel-Momen A., Phosphorus, Sulfur and Silicon and the Related Elements, 1992, vol. 72, # 1.4, p. 237 - 248
Abdel-Hamid, Hoda A.; Shiba, Sayed A.; El-Khamry, Abdel-Momen A., Phosphorus, Sulfur and Silicon and the Related Elements, 1992, vol. 72, # 1.4, p. 237 - 248