@article{articlecdc8db9f,
title   = {Gallium , aluminium and mixed gallium-aluminium pillared montmorillonite: preparation and characterization},
author = {Vieira Coelho, A. C. and Poncelet, Georges},
year = {1991},
doi = {10.1016/0166-9834(91)80073-6},
journal   = {Applied Catalysis}
}