国际分子筛协会（IZA）网站

http://www.iza-online.org/

The International Zeolite Association (IZA) was organized in 1973 at the 3rd International Molecular Sieve Conference to promote and encourage the development of all aspects of zeolite science and technology.

分子筛结构类型数据库

http://www.iza-structure.org/databases/

http://asia.iza-structure.org/IZA-SC/ftc_table.php

MCM-68分子筛结构构型

http://asia.iza-structure.org/IZA-SC/ftc_tm.php?STC=MSE

by case-26，case-315