1. Kriechfestigkeit Metallischer Werkstoffe;Odqvist,1962
2. Creep in Engineering Structures;Hult,1966
3. Creep Problems in Structural Members;Rabotnov,1969
4. Design for Creep;Penny,1971
5. Influence of primary creep on Stresses in structural parts;Odqvist;Trans. Roy. Inst. of Tech.,1953