SHAH, Y. P. Linear Transformation and its Properties with Application in Time Series Filtering. Journal of Population and Development, [S. l.], v. 4, n. 1, p. 181–187, 2023. DOI: 10.3126/jpd.v4i1.64258. Disponível em: https://nepjol.info/index.php/jpd/article/view/64258. Acesso em: 19 may. 2024.