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Anonymous, & Kontopoulos, A. (1998). Acid mine drainage control. In S. H. Castro, F. Vergara, & M. A. Sanchez (Eds.), Effluent treatment in the mining industry. Concepcion: University of Concepcion.
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Anonymous. (1998). (S. H. Castro, F. Vergara, M. A. Sanchez, & D. of M. E. C. University of Concepcion, Eds.). Effluent treatment in the mining industry. Concepcion: University of Concepcion.
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