SULAYMONOVICH, K. M. . Improvement of Audit of Payment in Non-State Non-Profit Organizations (NSNPO). International Journal on Economics, Finance and Sustainable Development, [S. l.], v. 4, n. 2, p. 18–25, 2022. DOI: 10.31149/ijefsd.v4i2.2710. Disponível em: https://journals.researchparks.org/index.php/IJEFSD/article/view/2710. Acesso em: 7 dec. 2025.