1. Simultaneous determination of small organic and inorganic anions in environmental water samples by ion-exchange chromatography;Ammann;J. Chromatogr.,1995
2. ASRS-II, 1997. Installation Instructions and Troubleshooting Guide for the Anion Self-Regenerating Suppressor-II (4 mm). Dionex, Document No. 031141, Revision 01, 14 March.
3. ATC-1, 1991. Installation instructions and troubleshooting guide for the IONPAC anion trap column (ATC-1). Dionex, Document No. 034467, Revision 01, 7 March.
4. Determination of organic acid anions in precipitation by ion chromatography exclusion;Backman;Water, Air, Soil Pollut.,1987
5. Determination of organic and inorganic acids in precipitation samples;Cheam;J. Chromatogr.,1989