Submarine groundwater discharge revealed by radium isotopes (Ra-223 and Ra-224) near a paleochannel on the Southern Brazilian continental shelf . Braz. j. oceanogr. [Internet]. 2013 Sep. 1 [cited 2024 May 5];61(3):195-200. Available from: https://www.revistas.usp.br/bjoce/article/view/68849