http://www.arctic.noaa.gov/detect/documents/AMSA_2009_Report_2nd_print.pdf ^ Jump up to: a b Brigham, L. ; McCalla, R. ; Cunningham, E. ; Barr, W. ; VanderZwaag, D. ; Chircop, A. ; Santos-Pedro, V.M. ; MacDonald, R. ; Harder, S. ; Ellis, B. ; Snyder, J. ; Huntington, H. ; Skjoldal, H. ; Gold, M. ; Williams, M. ; Wojhan, T. ; Williams, M. ; Falkingham, J. (2009). Brigham, Lawson; Santos-Pedro, V.M. ; Juurmaa, K. , eds. Arctic marine shipping assessment (AMSA) (PDF). Norway: Protection of the Arctic Marine Environment (PAME), Arctic Council. Archived (PDF) from the original on November 1, 2014.
