In situ strength characteristics of coal mine floor strata in Illinois
By: by Yoginder P. Chugh.
Contributors: Illinois State Geological Survey.; United States. Bureau of Mines.; Illinois Mine Subsidence Research Program.
Series: IMSRP -- III; IMSRP (Series) -- 3.
Publisher: Illinois State Geological Survey
Published: 1987
Place of publication: Champaign, Ill
Language: eng
Number of pages: 160
Subjects: Coal mines and mining -- Illinois.; Ground control (Mining) -- Illinois.; Mining engineering -- Illinois.; Mine subsidence -- Illinois -- Research.; Rock mechanics.
Notes: At head of title:  Illinois Mine Subsidence Research Program.

"Cooperating agencies:  Illinois State Geological Survey, Illinois Department of Energy and Natural Resources ; Bureau of Mines, United States Department of the Interior." -- Cover.

"Originally published September 1986... by Southern Illinois University at Carbondale... for the Bureau of Mines."

Bibliography: p. 140-143.