Modification of the Net Acid Production (NAP) Test

by Lapakko, Kim, Lawrence, Richard W.
Published 2009

Hydrogeological site characterization in an acid rock drainage management program

by Edwards, D. A., Lawrence, Richard W.
Published 2009

Prediction of acid rock drainage : Red Mountain Project, northwestern British Columbia

by Frostad, Scott, Klein, Bernard, Lawrence, Richard W.
Published 2009

Strategies for the prediction of acid mine drainage

by Lawrence, Richard W., Ritcey, Gordon M., Poling, G. W. (George Wesley)
Published 2009