ISNAINI, Bayutama; ISNANDAR SLAMET; SULANDARI, Winita; KHOIRUNISSA, Husna Afanyn. Exploring Spatial Nonstationarity in the Number of Motor Vehicles in East Java Using Robust Geographically Weighted Regression with an MM-Estimator. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 20, n. 2, 2026. DOI: 10.21831/pythagoras.v20i2.90866. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/90866. Acesso em: 7 feb. 2026.