POSTNIKOV, A. G. On Dirichet L-Series with the Character Modulus Equal to the Power of a Prime Number. The Journal of the Indian Mathematical Society, [S. l.], v. 20, n. 1-3, p. 217–226, 1956. DOI: 10.18311/jims/1956/16991. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/16991. Acesso em: 27 apr. 2024.