Valdez-Holguín, J., Gaxiola-Castro, G., & Cervantes-Duarte, R. (1995). Primary productivity in the Gulf of California, calculated from the relationship between superficial irradiance and chlorophyll in the euphotic zone. Ciencias Marinas, 21(3), 311–329. https://doi.org/10.7773/cm.v21i3.995