I. Fekete-Kertész, G. Maros, K. Gruiz, and M. Molnár, “The Effect of TiO2 Nanoparticles on the Aquatic Ecosystem: A Comparative Ecotoxicity Study with Test Organisms of Different Trophic Levels”, Period. Polytech. Chem. Eng., vol. 60, no. 4, pp. 231–243, Jan. 2016.