Documento de trabajo de T. Hentschel, D. Roque, E.Taucer. Social and labour issues in small-scale mines. Geneva, 17-21 May 1999. Note on the proceedings. Nota sobre las labores.
Notes sur les travaux.
Documento de trabajo producido por M. Echevarr a y V. Uribe. By M.Schapira and N. Jennings. Arabic, Chinese, Czech, Danish, Finnish, French, German, Hindi, Hungarian, Japanese, Norwegian, Russian, Slovak, Spanish, Swedish. Available from the ILO Bureau of Public Information.