1. SIPRE Research Paper;Butkovich,1954
2. SIPRE Research Paper;Butkovich,1956
3. A.C.S. Monograph Series;Dorsey,1940
4. Factors of stress concentration photo-elastically determined;Frocht;J. Appl. Mech.,1935
5. 16th report on a study of sea ice, Low Temperature;Fukutomi,1952