Dunrud, C. R. (1976). 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. US Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Dunrud, C. R. 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. Washington: US Gov. Print. Off, 1976.
MLA-Zitierstil (9. Ausg.)Dunrud, C. R. 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. US Gov. Print. Off, 1976.