1. Abadi, M. Z. B., Farid, A. A. A., Bahari, F., & Chami, M. (2012). The effect of Islamic fasting in Quran on spiritual intelligence and happiness of fasting persons. Quran Medicine,
1(3), 66–70.
2. Adams, T. B., Bezner, J. R., Drabbs, M. E., Zambarano, R. J., & Steinhardt, M. A. (2000). Conceptualization and measurement of the spiritual and psychological dimensions of wellness in a college population. Journal of American College Health,
48(4), 165–173.
3. Aggarwal, S., & Saxena, M. K. (2012). A comparative study of emotional intelligence of undergraduate students. Scholarly Research Journal for Interdisciplinary Studies,
1(2), 218–225.
4. Alihosseini, F., Rangan, U., Alihosseini, A., & Hajmohammadi, F. (2014). A study of the relationship between spiritual intelligence and its components with happiness in youths. The International Journal of Humanities & Social Studies,
2(6), 56–60.
5. Allen, R. S., Phillips, L. L., Roff, L. L., Cavanaugh, R., & Day, L. (2008). Religiousness/spirituality and mental health among older male inmates. The Gerontologist,
48(5), 692–697.