Sharma, S. K., K. Raj, and A. K. Sharma. 2013. “SOME DOUBLE SEQUENCE SPACES IN $N$-NORMED SPACES USING IDEAL CONVERGENCE AND A SEQUENCE OF ORLICZ FUNCTIONS”. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO) 4 (1):1-11. https://ph03.tci-thaijo.org/index.php/jnao/article/view/2680.