APA (7th ed.) Citation
Helmy, N. (2016). Multiaxial fatigue in drill pipes under non-proportional loading. AUC Knowledge Fountain.
Chicago Style (17th ed.) Citation
Helmy, Nahla. Multiaxial Fatigue in Drill Pipes Under Non-proportional Loading. AUC Knowledge Fountain, 2016.
MLA (9th ed.) Citation
Helmy, Nahla. Multiaxial Fatigue in Drill Pipes Under Non-proportional Loading. AUC Knowledge Fountain, 2016.
Warning: These citations may not always be 100% accurate.