Yudhi Hertanto, Anna Veronica Pont, Johannes Triestanto, Habibi, and Mohamad Fadli Dg Patompo, “Analysis of the Legality of the Kris (Standard Inpatient Class) System from the Perspective of Health Administration Law”, IJHESS, vol. 8, no. 1, p. 891~897, Jan. 2026.