1. A. E. Shipov, G. K. Genkina, P. V. Petrovskii, and T. A. Mastryukova, Izv. Akad. Nauk, Ser. Khim., 2004, 1915 [Russ. Chem. Bull., Int. Ed., 2004, 53, 1996].
2. W. J. Stec, Organophosphorus Chem., 1982, 13, 145.
3. M. N. Preobrazhenskaya and S. Kh. Mel’nik, Itogi Nauki Tekh., Ser.: Bioorg. Khim., Nauka, Moscow, 1984, 1, 74 (in Russian).
4. I. I. Semina, E. V. Shilovskaya, N. A. Tikhonova, A. Z. Baichurina, R. I. Tarasova, and R. S. Garaev, Khim.-Farm. Zh., 2002, 36, 3 [Pharm. Chem. J., 2002, 36 (Engl. Transl.)].
5. P. Kafarski and B. Lejzak, Phosphorus, Sulfur, Silicon, Relat. Elem., 1991, 63, 193.