TARMIZI, Rawdah Adawiyah; SULAIMAN, Hajar. Characterisation of 5-groups having a X11-covering with Core-free Intersection: Pencirian Kumpulan-5 yang Mempunyai Litupan-X11 dengan Persilangan Bebas-teras. Journal of Science and Mathematics Letters, [S. l.], v. 9, p. 18–27, 2021. DOI: 10.37134/jsml.vol9.sp.3.2021. Disponível em: https://ejournal.upsi.edu.my/index.php/JSML/article/view/4804. Acesso em: 8 apr. 2025.