CLEMENTS, D. L.; WIDANA, N.. AN APPROXIMATE FORMULA FOR THE STRESS INTENSITY FACTOR FOR THE PRESSURIZED STAR CRACK. Jurnal Matematika, [S.l.], nov. 2012. ISSN 2655-0016. Tersedia pada: <https://ojs.unud.ac.id/index.php/jmat/article/view/2884>. Tanggal Akses: 15 oct. 2025 doi: https://doi.org/10.24843/JMAT.2007.v01.i01.p06.