S. Resen , Abdulamir, and C. P. Buckley. “CREEP COMPLIANCE OF VISCOELASTIC MATERIALS AT CONSTANT TEPERATURE”. Academic Journal of Nawroz University 10, no. 3 (August 11, 2021): 93–111. Accessed July 3, 2024. https://journals.nawroz.edu.krd/index.php/ajnu/article/view/1087.