Sahib, Ghazala, Sajjad Ahmad, and Sundus Hussain. “Construction And Analysis Of Hyper Block Graeco Latin Sudoku Square Design”. Metallurgical and Materials Engineering 31, no. 4 (May 7, 2025): 1093–1109. Accessed May 25, 2026. https://www.metall-mater-eng.com/index.php/home/article/view/1729.