RAJ, Kuldip; SHARMA, Sunil K.; SHARMA, Ajay K. Difference sequence spaces in $n$-normed spaces defined by Musielak-Orlicz function. Armenian Journal of Mathematics, Yerevan, Armenia, v. 3, n. 3, p. 127–141, 2011. Disponível em: https://armjmath.sci.am/index.php/ajm/article/view/75. Acesso em: 3 apr. 2025.