. AISA. (n.d.). Investing in the Construction & Construction Materials Sector. Retrieved from http://investin afghanistan.af/investing-in-the-construction-construction-material- sector/
. Arnold, P., Maverick-Will, A., & Asce, A. M. (2013). Project wide access: Key to effective implementation of construction project management software systems. Journal of Construction Engineering and Management, 139(5), 510-518. https://doi.org/10.1061/(ASCE)CO.1943- 7862.0000596.
. Cahn, D. (2010). Corruption Leads to New Rules for Afghan Contracts. Retrieved from https://www.stripes. com/news/middle-east/afghanistan/corruption-leads-tonew- rules-for-afghan-contracts-1.108877
. Chandrasekaran, R. (2012). U.S. Construction Projects in Afghanistan Challenged by Inspector General's Report. Retrieved from https://www.washingtonpost.com/world/ national-security/us-construction-projects-in-afghanistanchallenged- by-inspector-generals-report/2012/07/29/ gJQAZuLSJX_story.html
. Kadry, M., Osman, H., & Georgy, M. (2017). Causes of construction delays in countries with high geopolitical risks. Journal of Construction Engineering and Management, 143(2), 1-43. http://doi.org/10.1061/(ASCE) CO.1943- 7862.0001222
. Le, Y., Shan, M., Chan, A. P. C., & Hu, Y. (2014). Overview of corruption research in construction. Journal of Management in Engineering, 30(4), 1-28. https://doi.org/ 10.1061/ (ASCE)ME.1943-5479.0000300
. Niazai, G. A., & Gidado, K. (2012). Causes of project delay in the construction industry in Afghanistan. In Proceeding of the International Conference on Engineering, Project, and Production Management 2012, (pp. 63-74).
. Ofori, G. (2000, November). Challenges of construction industries in developing countries: Lessons from various countries. In 2nd International Conference on Construction in Developing Countries: Challenges facing the Construction Industry in Developing Countries (Vol. 5, No 24, pp. 15-17). http://doi.org/ 10.1.1.198.2916
. Rauzana, A. (2016). Analysis of causes of delay and time performance in construction projects. IOSR Journal of Mechanical and Civil Engineering, 13(5), 116-121. http://doi.org/10.9790/1684-130503116121
. Roebuck, D. M. (2014). Challenges in Afghanistan. Civil and Structural Magazine. Retrieved from https://www. csengineermag.com/article/challenges-in-afghanistan/
. Sopko, J. F. (2016). Challenges to Effective Oversight of Afghanistan Reconstruction Grow as High-Risk Areas Persist Special Inspector General for Afghanistan Reconstruction. Retrieved from www.sigar.mil
. Silva, N., De Rajakaruna, R. W. D. W. C. A. B., & Bandara, K. A. T. N. (2008). Challenges faced by the construction industry in Sri Lanka: Perspective of clients and contractors. In Proceedings of International Conference on Building Education and Research (pp.158-169).
. Singh, S., Istape, S., Surve, A., Pandey, S., Singh, A., & More, S. (2018). Comparative study of planning and scheduling of a construction project using Microsoft Project. Journal of Construction Engineering and Management, 139(1), 44-50. https://doi.org/10.1061/ (ASCE)CO.1943-7862.0000569
. UNESCAP. (2015). Doing Business with Afghanistan. Retrieved from https://www.unescap.org/resources/doingbusiness- afghanistan
. Vanhoucke, M. B. (2006). Work continuity constraints in project scheduling. Journal of Construction Engineering and Management, 132(1) 14-25. https://doi. org/10.1061/ (ASCE)0733- 9364(2006)132:1(14)
. Yang, J.-B., & Wei, P.-R. (2010). Causes of delay in the planning and design phases for construction projects. Journal of Architectural Engineering, 16(2), 80-83. https://doi.org/10.1061/(ASCE)1076-0431(2010)16:2(80)
. Zafar, S., Tabish, S., & Jha, K. N. (2013). Success traits for a construction project. Topics in Safety, Risk, Reliability and Quality, 23(October), 147-161. https://doi.org/ 10.1007/978-94-007-6256-5_6