Independent Geological Report on the Nickel Laterite Resource At Agata North Laterite Project Area Agata Project Agusan Del Norte Province Northern Mindanao Philippines for Mindoro Resources Limited 2008
Journal of the geological society of the Philippines vol. XXIII no 4 december 1969
Base Metals Association of the Plippines
Base Metals Association of the Philippines
A review of the description, classification and origin of quartz textures in low sulphidation epithermal veins
Journal of the Geological Society of the Philippines