Almeida, W. R. de, Oliveira, D. C. R. de and Gonçalves, A. T. (2017) “The Behrens-Fisher Problem: theoretical aspects and applications using Excel”, Sigmae, 5(2), pp. 19–32. Available at: https://publicacoes.unifal-mg.edu.br/revistas/index.php/sigmae/article/view/517 (Accessed: 5 May 2024).