VÄÄNÄNEN, K. Irrationality Measures of Numbers Related to Some $q$-Basic Hypergeometric Series. MATHEMATICA SCANDINAVICA, [S. l.], v. 114, n. 2, p. 254–263, 2014. DOI: 10.7146/math.scand.a-17110. Disponível em: https://www.mscand.dk/article/view/17110. Acesso em: 19 apr. 2024.