KAPLAN, E. L. Transformations of stationary random sequences. MATHEMATICA SCANDINAVICA, [S. l.], v. 3, p. 127–149, 1955. DOI: 10.7146/math.scand.a-10434. Disponível em: https://www.mscand.dk/article/view/10434. Acesso em: 5 may. 2024.