“Evaluating the Effectiveness OfOccupational Health and Safety Management Systemof Construction Companies in Iraq (Al-Rasheed State Contracting Construction Companyas a Case Study)”. Journal of Engineering and Sustainable Development, vol. 13, no. 2, June 2009, pp. 182-97, https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1545.