AOTA, Yasuaki, Michio KUMAGAI, and Kanako ISHIKAWA. “Over Twenty Years Trend of Chloride Ion Concentration in Lake Biwa”. Journal of Limnology 62, no. s1 (September 1, 2003): 42–48. Accessed March 29, 2024. https://www.jlimnol.it/jlimnol/article/view/jlimnol.2003.s1.42.