RT Journal Article SR Electronic(1) A1 V. Herwanger, J.YR 2008 T1 R We There Yet? JF , VO OP SP cp-40-00276 DO https://doi.org/10.3997/2214-4609.20147816 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609.20147816