Synthesis and Characterization of Extra-large 18-Ring Zeolite ITQ-33 Using Phosphonium as Structure-directing Agent
QIAN Kun, SONG Xiao-Wei, XU Da, LI Ji-Yang
Chem. J. Chinese Universities . 2012, (10): 2141 -2145 .  DOI: 10.7503/cjcu20120503