Tolong jelaskan mengenai Kekuatan tegangan unsur dari Kekuatan tegangan dalam bahasa melayu

A.M. Howatson, P.G. Lund and J.D. Todd, "Engineering Tables and Data"

Giancoli, Douglas.  Physics for Scientists & Engineers Third Edition.  Upper Saddle River: Prentice Hall, 2000.

Köhler, T. and F. Vollrath. 1995. Thread biomechanics in the two orb-weaving spiders Araneus diadematus (Araneae, Araneidae) and Uloboris walckenaerius (Araneae, Uloboridae). Journal of Experimental Zoology 271:1-17.

Edwards, Bradly C. "The Space Elevator: A Brief Overview" http://www.liftport.com/files/521Edwards.pdf

T Follett "Life without metals"

Min-Feng Yu et al. (2000), Strength and Breaking Mechanism of Multiwalled Carbon Nanotubes Under Tensile Load, Science 287, 637-640

George E. Dieter. Mechanical Metallurgy. McGraw-Hill (UK), 1988