[1]
A. N. M. de Carvalho, R. A. de C. Pereira, J. W. F. Gomes, and F. G. C. Lucio, “The effects of the national simple tax regime on the small businesses revenue and tax payment in the Ceará state – Brazil”, OLEL, vol. 21, no. 11, pp. 22944–22965, Nov. 2023.