Qur'ani, A., Widyaningrum, C. S. ., & Rohimiyah, S. . (2024). The Robust Negative Binomial Regression Model on Under-five Mortality due to Pneumonia in the Province of East Java. Jurnal Matematika, Statistika Dan Komputasi, 21(1), 176–189. https://doi.org/10.20956/j.v21i1.34512