- ANM – Agência Nacional de Mineração

- JORC - Australian Standart

- Commodities Minerais – Price Index

- LME – London Metal Exchange

- Instituto Brasileiro de Geografia e Estatística

- Google Maps

- NI 43101 – Canadian Standard

- SME – Society for Mining, Metallurgy, and Exploration

- SEDAR – The System for Electronic Document Analysis and Retrieval