SANTI, V.M. et al. 2026. EXPLORING SPATIAL HETEROGENEITY OF LIFE EXPECTANCY IN WEST JAVA PROVINCE USING GEOGRAPHICALLY WEIGHTED REGRESSION. E-Jurnal Matematika. 15, 3 (Aug. 2026), 137–146. DOI:https://doi.org/10.24843/MTK.2026.v15.i03.p513.