Solid-state NMR Studies on AlPO4-5 Molecular Sieve with Al/P>1
Deng Feng,Dong Jin-Xiang,Du You-Ru,Ye Chao-Hui
Acta Phys. -Chim. Sin. . 1997, (09): 780 -785 .  DOI: 10.3866/PKU.WHXB19970903