= Carbon Nanotube Strength = . Mechanical properties of carbon nanotube fibres: St Venant’s principle at the limit and the role of imperfections . https://www.researchgate.net/profile/James_Elliott3/publication/277948328_Mechanical_properties_of_carbon_nanotube_fibres_St_Venant%27s_principle_at_the_limit_and_the_role_of_imperfections/links/5588117f08aebf4dfd7ebe7a/Mechanical-properties-of-carbon-nanotube-fibres-St-Venants-principle-at-the-limit-and-the-role-of-imperfections.pdf . The Strength and stiffness of polymers, Anagnostis E Zachariades; Roger S Porter, Dekker, ©1983. . UMD remote campus . Johns Hopkins . . https://www.researchgate.net/publication/269475749_Static_Friction_Force_of_Carbon_Nanotube_Surfaces . Applied physics express . UMD, Johns Hopkins