USMAR, D. Transformasi PPKM Terhadap Abnormal Return Sub Industri Farmasi . Jurnal Sosial Teknologi, [S. l.], v. 1, n. 11, p. 1.341 – 1.352, 2021. DOI: 10.59188/jurnalsostech.v1i11.233. Disponível em: https://sostech.greenvest.co.id/index.php/sostech/article/view/233. Acesso em: 22 nov. 2024.