V. Teguh Suharto, Wahyuningsih, Dedy Richi Rizaldy, dan Pramudita Septiani, “Implementation of a Cooperative Learning Model in 21st Century Indonesian Language Learning in Madiun City Vocational Secondary Schools in 2022/2023 ”, LITERACY, vol. 2, no. 3, hlm. 244–255, Des 2023.