Abbas F, Sabah Al-Ameen E, Abd Al Majaid Mahmoud F. EFFECT OF ADDING NANO – POWDER ON COMPOSITE PIPES BEHAVIOR SUBJECTED TO MULTI STRESSES. J. eng. sustain. dev. [Internet]. 2017 Jul. 1 [cited 2025 Apr. 4];21(4):184-200. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/514