1.
Gragnani R, Torcini S. Ion chromatographic method for monitoring sulphate in ice-cores. Geog. Fis. Dinam. Quat. [Internet]. 1997 Dec. 31 [cited 2025 Dec. 18];20(2):269-70. Available from: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/541