Published Determination of beryllium in various types of natural waters by electrothermal atomic absorption spectrometry by Hagarová I., Macháčková ., L. Žemberyová M. and Návojová V. 40-47_814_Hagarova_14-1.pdf
Published Analytical solutions to the stream-aquifer interaction problem: a critical review by Spanoudaki K., Nanou-Giannarou A., Paschalinos Y.,. Memos C.D And Stamou A.I. 126-139_633_Spanoudaki_12-2.pdf