1.
The Reduction of Informal Economy Needs an Effective Tax/Fiscal System and Common Efforts of Many Factors. Acad. J. Interdiscip. Stud. [Internet]. 2015 Nov. 6 [cited 2024 Dec. 4];4(3):31. Available from: https://www.richtmann.org/journal/index.php/ajis/article/view/8156