Okelo, B., Jacob, G. and Kangogo, W. (2025) β€œOn Spectra of Symmetrized Two-Sided Multiplication Operators Implemented by Orthogonal Isometries ”, International Journal of Open Problems in Computer Science and Mathematics, 18(4), pp. 52–69. Available at: https://ijopcm.icsrs.uk/index.php/journal/article/view/40 (Accessed: 21 June 2026).