1. USACE-CRREL Alaska Projects Office, Ft Wainwright Alaska; USA
2. Dartmouth College, Thayer School of Engineering; Hanover New Hampshire USA
3. Department of Mathematics; University of Utah; Salt Lake City Utah USA
4. USACE-CRREL; Hanover New Hampshire USA
5. Oregon State University, College of Earth, Ocean, and Atmospheric Sciences; Corvallis Oregon USA