OH, Yit Leng; MOHD KHALID, Zarina. A Comparative Study of the Estimation Methods on Frailty Mixture Survival Model. MATEMATIKA, [S. l.], v. 29, p. 161–167, 2013. DOI: 10.11113/matematika.v29.n.588. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/588. Acesso em: 3 may. 2024.