Vlasta Herzlíková
H. Wawrousek
New York (N.Y.). Engineering Societies Library.
Kadir Yusoff Wan
I. A. Kunin
Unknown Author
American Iron and Steel Institute
John Louis Hague
B.M Wundt
Joseph A. Maciejczyk
American Society for Testing and Materials. Committee E-9 on Fatigue
National Research Council. Highway Research Board. Committee on Characteristics of Bituminous Materials
S. Lee
George D. Havas
Barbara Cohen