Baltarowich LL. Chloride. Emerg Med Clin North Am. 1986 Feb;4(1):175-83. PMID 3512243
Shiratori T, Sasaki K, Suzuki Y, Saito I. The prophylactic effect of head-cooling on coal miner's cramps. The effect of head-cooling as well as combined treatment of head-cooling and administration of aspartic salt on workers in coal pits under hot and humid environment. [Article in Japanese]. Tohoku Igaku Zasshi. 1962 Sep;66:289-93. PMID 14055575