Methane Aromatization in the Absence of Oxygen over the Fourth Period Transitional Metal Ion Exchanged H-ZSM-5 Catalysts
LI Shuang, ZHANG Chun-Lei, YUAN Yi, WU Tong-Hao, XU Zhu-Sheng, LIN Li-Wu 
Chem. J. Chinese Universities . 1998, (6): 964 -966 .