Sonker, Smita, Alka Munjal, and Lakshmi Narayan Mishra. 2020. “Absolute │A; δ │<sub>k</sub> and │A; γ; δ│<sub>k</Sub> Summability for N-Tupled Triangle Matrices”. Journal of Nepal Mathematical Society 3 (2):27-34. https://doi.org/10.3126/jnms.v3i2.33957.