Milonjić, S. Comments on the Article Entitled Adsorption of Strontium on Different Sodium-Enriched Bentonites by Sonja R. Marinović, Marija J. Ajduković, Nataša P. Jović-Jovičić, Tihana M. Mudrinić, Bojana N. Nedić-Vasiljević, Predrag T. Banković and Aleksandra D. Milutinović-Nikolić, Published in the Journal of the Serbian Chemical Society, Volume 82, Issue 4, 2017, Pp. 449–463. J. Serb. Chem. Soc. 2018, 83, 391-393.