MGDS References
Shaw, A.M., D.R. Hilton, T.P. Fischer, J.A. Walker and G.E. Alvarado, "Contrasting He–C relationships in Nicaragua and Costa Rica: insights into C cycling through subduction zones", Earth and Planetary Science Letters, 214: 499-513, 2003, DOI 10.1016/S0012-821X(03)00401-1. (View Reference)
