Naeman,A , Satarahmad,S and Al-zarkoshi,O . (2022). A statistical Study on the Impact of the Official and Parallel Dollar Exchange Rate on the Growth Rate for the Period from 1990 to 2019. Journal of Kirkuk University For Administrative and Economic Sciences, 12(Issue administrative Side), 184-199.

Naeman,A , , Satarahmad,S , and Al-zarkoshi,O . "A statistical Study on the Impact of the Official and Parallel Dollar Exchange Rate on the Growth Rate for the Period from 1990 to 2019", Journal of Kirkuk University For Administrative and Economic Sciences, 12, Issue administrative Side, 2022, 184-199.

Naeman A, Satarahmad S, Al-zarkoshi O. (2022). 'A statistical Study on the Impact of the Official and Parallel Dollar Exchange Rate on the Growth Rate for the Period from 1990 to 2019', Journal of Kirkuk University For Administrative and Economic Sciences, 12(Issue administrative Side), pp. 184-199.

A Naeman, S Satarahmad and O Al-zarkoshi, "A statistical Study on the Impact of the Official and Parallel Dollar Exchange Rate on the Growth Rate for the Period from 1990 to 2019," Journal of Kirkuk University For Administrative and Economic Sciences, 12 Issue administrative Side (2022): 184-199,

Naeman A, Satarahmad S, Al-zarkoshi O. A statistical Study on the Impact of the Official and Parallel Dollar Exchange Rate on the Growth Rate for the Period from 1990 to 2019. Journal of Kirkuk University For Administrative and Economic Sciences. 2022;12(Issue administrative Side):184-199.