A. P. Wibowo, J. Murwani, and D. Muliasari, “IMPACT COVID-19 TERHADAP PERUSAHAAN TRANSPORTASI, ENERGI, TELEKOMUNIKASI : PERSPEKTIF PROFITABILITY DAN LIQUIDITY RATIO”, JIE, vol. 6, no. 2, pp. 1183–1193, Aug. 2022.