AIRLANGGA, R.; INEKE PAKERENG, M. A. FORECASTING DRUG SALES AFTER THE COVID-19 PANDEMIC IN PT. GRATIA HUSADA FARMA USING ARIMA METHOD. Jurnal Ekonomi, [S. l.], v. 12, n. 02, p. 1403–1408, 2023. Disponível em: https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/1644. Acesso em: 24 jun. 2026.