1. JP 58-154534. O. Masanori, K. Toshitake, in: N.K.C. LTD (Ed.) (1976).
2. JP 51-141810. Y. Setsuo, S. Yoshio, O. Atsushi, in: A.C.I.C. LTD (Ed.) (1983).
3. CN 1485133. Z. Suojiang, Z. Wei, L. Guihua, W. Lei, in: C.A.o.S. Institute of process engineering (Ed.) (2003).
4. Y. Konishi, K. Sakata, M. Misono and Y. Yoneda, J. Catal., 77, 169 (1982).
5. M. Furuta, M. C. Kung and H. H. Kung, Appl. Catal. A: General, 201, 9 (2000).