Prego, R., Park, Y.H., Barciela, M.C., Morvan, J., Poncin, J. and Tréguer, P. 1999. On the distribution of silicic acid as a frontal zone tracer in the Indian sector of the Southern Ocean. Scientia Marina. 63, 2 (Jun. 1999), 121–127. DOI:https://doi.org/10.3989/scimar.1999.63n2121.