M Dusar (1987)
Recent investigations on the extension of the Campine coal mining basin (Belgium). In: Almgren G.,Berge,I. & Matikainen,R. 13 World Mining Congress,Stockholm. Improvement of Mine Productivity and Overall Economy byModern Technology
Balkema, vol. 1.12 p. 87-93.
09905, Li, VARCAMP, H, PROSENER, GEOPHYS
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