Bitcoin, Global Gold and Crude Oil Prices, Covid-19 Active Cases in Indonesia: Determinants of Indonesia Stock Exchange Volatility During the Covid-19 Pandemic. - Meiryani Meiryani; Caineth Delvin Tandyopranoto; Jason Emanuel; Pramudya Nusa Yudiananto; Heny Kurniawati; Michael Wijaya Hadipoespito (ICEME, 2022)