Jannah, M., Azmi, N., Lala, A., Jalil, Z. and Mursal, M. (2025) “Enhancing TiO2 Photoelectrode Performance: The Role of La Doping Using the Sol-Gel Process”, Heca Journal of Applied Sciences, 3(1), pp. 56–62. doi: 10.60084/hjas.v3i1.266.