Waad Allah Hussein, R. Y. . and omeer abbas, J. . (2022) “The contribution of the characteristics of environmentally friendly products to enhancing the mental status an exploratory study of the opinions of a sample of clients who are agents of mineral water companies in the city center of Kirkuk”, Tikrit Journal of Administrative and Economic Sciences, 18(58, 2), pp. 181–200. doi: 10.25130/tjaes.18.58.2.11.