@inproceedings{inproceedings523ca6cc, title = {Comparison between kriging variance and interpolation variance as uncertainty measurements in the Capanema iron mine, state of Minas Gerais-Brazil}, author = {Rocha, Marcelo Monteiro da and Yamamoto, Jorge Kazuo}, year = {2000}, publisher = {CPRM}, booktitle = {International Geological Congress} }