MAULIDIYA, A. U. K. .; INDRAWATI, I.; DAFIK, D.; WALUYO, J. .; SUGIHARTO, B. . The development of RBL-STEM learning materials to improve the students’ combinatorial thinking skills in solving transgenic sugarcane confirmation problem using PCR technique. International Journal of Innovative Research and Scientific Studies, [S. l.], v. 8, n. 5, p. 1685–1699, 2025. DOI: 10.53894/ijirss.v8i5.9232. Disponível em: https://www.ijirss.com/index.php/ijirss/article/view/9232. Acesso em: 7 dec. 2025.