ČERNIGOVA, Sondra. One estimate related to the periodic zeta-function. Lietuvos matematikos rinkinys, [S. l.], v. 51, n. proc. LMS, p. 25–30, 2010. DOI: 10.15388/LMR.2010.04. Disponível em: https://www.journals.vu.lt/LMR/article/view/17767.. Acesso em: 3 may. 2024.