Hersugondo, H., Rio Dhani Laksana, & Viviana Mayasari.
"The Analysis Effect Of Commodities Crude Oil and Coal  In Indonesia Stock Exchange." <em>Performance: Jurnal Personalia, Financial, Operasional, Marketing dan Sistem Informasi</em> [Online], 26.2 (2019): 143-152. Web.  3 Apr. 2025