@article{eage:/content/papers/10.3997/2214-4609.201411885, author = "H. Worthington, M.", title = "Velocities from crosshole surveys: Some causes of image distortion", journal= "", year = "1990", volume = "", number = "", pages = "", doi = "https://doi.org/10.3997/2214-4609.201411885", url = "https://www.earthdoc.org/content/papers/10.3997/2214-4609.201411885", publisher = "European Association of Geoscientists & Engineers", issn = "2214-4609", type = "", eid = "cp-53-00038", }