* [http://www.sciencedirect.com/science/article/pii/S0959652603000751/ Developing a framework for sustainable development indicators for the mining and minerals industry], Adisa Azapagic, Journal of Cleaner Production | * [http://www.sciencedirect.com/science/article/pii/S0959652603000751/ Developing a framework for sustainable development indicators for the mining and minerals industry], Adisa Azapagic, Journal of Cleaner Production |