International Arctic Research Center, University of Alaska, Fairbanks, P.O. Box 757340 930 Koyukuk Drive, 423 Akasofu Building, Fairbanks, AK 99775-7340, United States
International Arctic Research Center, University of Alaska, Fairbanks, P.O. Box 757340 930 Koyukuk Drive, 423 Akasofu Building, Fairbanks, AK 99775-7340, United States
San Diego State University, 5500 Campanile Dr., San Diego, CA 92182-4614, United States