Andriano, Purhadi, and Ismaini Zain. “Zero Inflated Bivariate Ordered Probit on Poverty Levels in Eastern Indonesia ”. Inferensi 9, no. 1 (May 31, 2026): 13–28. Accessed July 26, 2026. https://journal.its.ac.id/index.php/inferensi/article/view/8668.