سليماني س, قارة م. The contribution of an in-depth investigation of the overall tax situation in improving tax collection - a case study of a taxpayer subject to an in-depth investigation of the overall tax situation for the period (2017-2020) in the Tax Directorate of Batn. IERK [Internet]. 2023 Jun. 15 [cited 2026 Nov. 11];13(1):354-31. Available from: https://journals.univ-batna.dz/index.php/khazzartech/article/view/2992