McDonald, D.; Pedersen, T. F.; Crusius, J. (1999): Multiple late Quaternary episodes of exceptional diatom production in the Gulf of Alaska. Pergamon, Oxford, International, In: Boyd, P. W. (editor), Harrison, P. J. (editor), Canadian JGOFS in the NE subarctic Pacific, 46 (11-12), 2993-3017, georefid:2001-016791