Y. Pantiwati, E. . Retno Rahadjeng, L. Waluyo, T. Novian Indah Sari, and S. Winarsih, “Strengthening Science and Biology Teachers’ Professional Competence Through Milk Processing Training as a Biotechnology Learning Resource”, carmin. j. com. serv., vol. 6, no. 1, pp. 201–218, Jul. 2026.