Published Hydrochemical characteristics of the Gallikos River water, Prefecture of Kilkis, Greece by Mattas C., Soulios G., Panagopoulos A., Voudouris K. and Panoras A. 251-258_448_VOUDOURIS_9-3.pdf
Published Multivariate analysis of hydrochemical data of the groundwater in parts of Karwan – Sengar sub - basin, Central Ganga basin, India by Khan T.A. 229-236_653_KHAN_13-3.pdf