LORENZO VALDÉS, A. Nonlinearity tests of the Mexican stock market returns: Lyapunov coefficients. Estudios Económicos de El Colegio de México, [S. l.], v. 17, n. 2, p. 305–322, 2002. DOI: 10.24201/ee.v17i2.191. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/191. Acesso em: 27 apr. 2024.