Lesnussa, Yopi Andry, and Subchan Subchan. “OPTIMASI DALAM PENENTUAN DOSIS OPTIMAL PADA KEMOTERAPI TUMOR”. Limits: Journal of Mathematics and Its Applications, vol. 7, no. 2, Nov. 2010, p. 57, https://journal.its.ac.id/index.php/limits/article/view/5264.