LESTARI, K.; AGUSTINA, F.; YUDHANEGARA, M.; NUGRAHA, E.; SYLVIANI, S. RETROSPECTIVE ANALYSIS IN HYPOTHESIS TESTING TO EVALUATE INDONESIA’S GINI RATIO AFTER COVID-19 PANDEMIC. BAREKENG: Jurnal Ilmu Matematika dan Terapan, v. 18, n. 4, p. 2517-2530, 11 out. 2024.