A. M. Al-Jallab, A. S. Summan, and M. A. Balkhyour, “Occupational exposure to Noise and Heat in Plastic Factory in the Industrial City in Jeddah”, JMPS, vol. 4, no. 3, pp. 12–1, Sep. 2020, doi: 10.26389/AJSRP.B080720.