RT Journal Article SR Electronic(1) A1 Jamieson, A. A1 Michell, M.YR 2008 T1 Understanding Borehole Surveying JF , VO OP SP cp-40-00114 DO https://doi.org/10.3997/2214-4609.20147654 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609.20147654