Samuelson, L. Å. (1969). Creep buckling.
Lua i Stíl Chicago (17ú heag.)Samuelson, Lars Åke. Creep Buckling. Stockholm, 1969.
Lua MLA (8ú heag.)Samuelson, Lars Åke. Creep Buckling. 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.