use of geophysical surveying methods in the detection of natural cavities and mineshafts
By: D. M. McCann, P. D. Jackson & M. G.Culshaw.
Contributors: Jackson, P. D.; Culshaw, M. G.
Published: 1987
Language: eng
Number of pages: 73
Other titles: Quarterly Journal of Engineering Geology.
Notes: Photocopied from: Quarterly Journal of Engineering Geology, London, 1987, Vol. 20.