Khalil, T., A.-R. Mohammad, A. N. Fayez, and S. Mohammed. “TOWARDS EFFECTIVE CUSTOMER RELATIONSHIP MANAGEMENT IN OMAN: ROLE OF BIG DATA”. International Journal of Research -GRANTHAALAYAH, vol. 5, no. 10, Oct. 2017, pp. 92-100, doi:10.29121/granthaalayah.v5.i10.2017.2286.