参考文献

Elnagdi, Mohamed Hilmy; Harb, Abdel Fattah Ali; Elghandour, Ahmed Hafez Hussein; Hussien, Abdel Haleem Mostafa; Metwally, Saoud Abdel Meniem Gazzetta Chimica Italiana, 1992 , vol. 122, # 8 p. 299 - 303