The Iceland 1986 GPS geodetic survey: tectonic goals and data processing results - Foulger, G. R.; Beutler, G.; Bilham, R.; Einarsson, P.; Frankhauser, S.; Gurtner, W.; Hugentobler, U.; Morgan, W. J.; Rothacher, M.; Thorbergsson, G.; Wild, U. (Bulletin Géodésique, 2017)