RT Journal Article SR Electronic(1) A1 Calvert, M.A. A1 Roende, H.H. A1 Herbert, I.H. A1 Zaske, J.YR 2013 T1 Quick Impact of New 4D over the Halfdan Field, Danish North Sea JF , VO OP SP cp-348-00339 DO https://doi.org/10.3997/2214-4609.20130852 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609.20130852