Johan, Suwinto, Universitas President, Indonesia

• Jurnal Manajemen Bisnis dan Kewirausahaan Vol. 6 No. 2 (2022): Jurnal Manajemen Bisnis dan Kewirausahaan - Articles
  The Effect of First Case Covid-19 Announcement on Average Trading Volume Activity of Pharmaceutical Sector Companies
  Abstract  PDF  THE EFFECT OF FIRST CASE COVID-1