NALBANDYAN, M.A. ON ONE SPECTRUM OF UNIVERSALITY FOR WALSH SYSTEM. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 46, n. 2 (228), p. 22–28, 2012. DOI: 10.46991/PYSU:A/2012.47.2.022. Disponível em: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol46_no2_2012_pp022-028. Acesso em: 22 jul. 2024.