1. A. E. Shilov, Advances in the Chemical Fixation of Nitrogen [Russian translation], Mir, Moscow (1983).
2. G. V. Nikolaeva, O. N. Efimov, A. A. Brikenshtein, and A. E. Shilov, React. Kinet. Catal. Lett.,6, 349 (1977).
3. G. N. Petrova, O. N. Efimov, and V. V. Strelets, Izv. Akad. Nauk SSSR, Ser. Khim., 2042 (1983).
4. G. N. Petrova, O. N. Efimov, and N. T. Denisov, Izv. Akad. Nauk SSSR, Ser. Khim., 1683 (1985).
5. N. P. Luneva, L. A. Nikonova, and A. E. Shilov, Kinet. Katal.,21, 1458 (1980).