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1.- ENVIRONMENTAL BEHAVIOUR OF METALS FROM TAILINGS IN SHALLOW RIVERS; TAXCO, MEXICO [VARIES]; [VARIES]; III; INTERNATIONAL, 2003 6TH INTERNATIONAL SYMPOSIUM ON ENVIRONMENTAL GEOCHEMISTRY; FINAL PROGRAMME AND BOOK OF ABSTRACTS Ver registro
2.- GEOLOGICAL REPORT ON MINERAL EXPLORATION PROPERTIES IN THE STATES OF DURANGO, SINALOA, NAYARIT AND ZACATECAS MEXICO 1997 MEMORIAS TRABAJOS TECNICOS GEOLOGIA MINERIA METALURGIA TEMAS GENERALES DE LA XXII CONVENCION NACIONAL A.I.M.M.G.M., A.C. Ver registro
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