M. I. Azman Aziz, A. Azhari, and M. A. Mobin, “Detecting Asset Price Bubbles During the COVID-19 Crisis and Its Implications: Evidence from the Stock and Oil Market”, IJBF, vol. 17, no. 2, pp. 91–114, Jun. 2022, doi: 10.32890/ijbf2022.17.2.4.