Attook, Saja Makki Attook, and Emad Bakr Al-Zangana. “Extension of Size and Degree of (k,r)-Caps in PG(3,13)”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 37, no. 3, July 2024, pp. 396-17, https://doi.org/10.30526/37.3.3268.