Ojha, B.P. and Bajracharya, P.M. 2021. Some remarks on the generalization of orthogonality in terms of operators. Methods of Functional Analysis and Topology. 27, 4 (Dec. 2021), 302–307. DOI:https://doi.org/https://doi.org/10.31392/MFAT-npu26_4.2021.02.