1. Climate impacts on transocean dispersal and habitat in gray whales from the Pleistocene to 2100;Alter;Mol. Ecol.,2015
2. Bakhmutov V., Whitledge T., Wood K., Ostrovskiy A., 2009. Report on the execution of marine research in the Bering Strait, East Siberian and the Chukchi Sea by the Russian-American Expedition under the program of "RUSALCA" during the period from 23 August through 30 September, 2009, Bremerhaven, PANGAEA. 〈http://epic.awi.de/31281/1/RUSALCA_2009_report.pdf〉.(accessed 29.04.15)
3. Changes in the cetacean assemblage of a coastal upwelling ecosystem during El Niño 1997-98 and La Niña 1999;Benson;Prog. Oceanogr.,2002
4. Soviet studies on the distribution and numbers of the gray whale in the Bering and Chukchi seas from 1968 to 1982;Berzin,1984
5. Applied spatial data analysis with R;Bivand,2013