Anais do simposio sobre o craton do Sao Francisco e suas faixas marginais 

 - Salvador :  1981 
 - 1 - 207 
 - Proceedings of the Ninth National Conference on Clays and Clay Minerals, Lafayette, Indiana, October 5-8, 1960 .
<br/><br/><label>Index Terms--Genre/Form: </label>--Conferences - Meetings