Some engineering geologic factors controlling coal mine subsidence in Utah and Colorado : a discussion of the processes of subsidence and their effects on mine safety, coal resource management, and the environment in two geologic settings
Some engineering geologic factors controlling coal mine subsidence in Utah and Colorado : a discussion of the processes of subsidence and their effects on mine safety, coal resource management, and the environment in two geologic settings / by C. Richard Dunrud
Series Titles:
Geological Survey professional paper ; 969 Geological Survey professional paper ; 969.