An Optimal Design for Inference via Modified Gamma Frailty Distribution. KASU JOURNAL OF MATHEMATICAL SCIENCE (Maths Access), [S. l.], v. 1, n. 1, p. Page 38– 49, 2025. Disponível em: https://mathsaccess.org.ng/index.php/kjms/article/view/15. Acesso em: 10 jun. 2026.