Witri, A., K. A. Notodiputro, and R. Anisa. “Nested Mixed Models With Repeated Measurements for Analyzing Gross Profit of Public Companies in West Java: Model Campuran Tersarang Dengan Pengamatan Berulang Untuk Analisis Data Laba Bruto Perusahaan Terbuka Di Jawa Barat”. Indonesian Journal of Statistics and Its Applications, vol. 6, no. 2, Aug. 2022, pp. 296-08, doi:10.29244/ijsa.v6i2p296-308.