1. Free beam tests and friction tests at Pond Inlet;Airaksinen;NWT. Polarforschung,1974
2. Elasticity and strength of sea ice;Brown,1963
3. Strength Studies of Sea Ice;Butkovich;SIPRE Report RR20,1956
4. On the Mechanical Properties of Sea Ice, Thule, Greenland;Butkovich;SIPRE Report RR54,1959
5. Salinity variations in sea ice;Cox;J. Glaciol.,1974