Pagora, D. A., Supu, I. S., Memah, P. Y. and Manangkabo, R. (2023) “The effect of NIKKEI and crude oil on market indices during COVID-19 in Indonesia”, The Contrarian : Finance, Accounting, and Business Research, 2(1), pp. 1–5. doi: 10.58784/cfabr.18.