RT Journal Article SR Electronic(1) A1 Gyllenhammar, Carl FredrikYR 2022 T1 Calculating Volume of Clay and/or Shale From Wireline Logs JF First Break, VO 40 IS 9 SP 59 OP 65 DO https://doi.org/10.3997/1365-2397.fb2022075 PB European Association of Geoscientists & Engineers, SN 1365-2397, AB , UL https://www.earthdoc.org/content/journals/10.3997/1365-2397.fb2022075