Chaiyarat, W.; Tipparach, U. .; Yoon, Y.; An, K.-S. Hybridization and Characterization of Carboxylate-Rich Graphene Quantum Dots (GQDs)/TiO2 Nanotubes for UV Detectors. J. Mater. Sci. Appl. Energy. 2020, 9, 531-538.