@inproceedings{inproceedings3ba09f09, title = {Thermal transformation in 1: 1 and 2:1 clay minerals electron optical studies}, author = {Souza Santos, H}, year = {1990}, publisher = {Inst Investig Biomedicina Y Ciencias Aplic Univ Oriente}, booktitle = {Jornadas Microscopia Electronica} }