M. A. H. Al-Maryani and A. J. K. Al-Saadawi, “Using targeted costing and simultaneous engineering to improve product quality and reduce costs An applied study in the Diwaniyah tire factory”, Al-Ghary Jour. Eco. Admini. Sci., vol. 18, no. 1, pp. 303–321, Mar. 2022, doi: 10.36325/ghjec.v18i1.13971.