P.F.M. van Gaans, J.M.C.M. Schreurs, S.P. Vriend, and C. Maijer. “The Petrogenesis of Charnockitic and Granitic Migmatites of the High-Grade Metamorphic Precambrian of Rogaland/Vest-Agder, S. W. Norway - A Statistical Interpretation of Major Element Rock Chemistry”. Netherlands Journal of Geosciences (January 1, 1987): 177-190. Accessed April 7, 2026. https://njgjournal.nl/index.php/njg/article/view/13103.