Laboratory and field characterization of immediate floor strata in Illinois basin coal mines.
By: Y. P. Chugh, A. Atri and J. Dougherty.
Contributors: Atri, Anil.; Dougherty, J
Publisher: s.n
Published: 1989
Place of publication: S.l
Notes: Pages 47-54 in A. W. Khair (ed). Rock Mechanics as a Guide for Efficient Utilization of Natural Resources, Proc. 30th US Symp., WV. 1000pp.

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