Studies on Acidity of Anhydrous LaHY Zeolite by In-Situ IR and Mas-NMR Method
Xue Zhi-Yuan; Zhu Lei-Ming; Dai Lin-Sen
Acta Phys. -Chim. Sin. . 1990, (02): 183 -189 .  DOI: 10.3866/PKU.WHXB19900211