Cajal-Medrano, R., Millán-Núñez, R., & Santamaría-del-Ángel, E. (1992). Photosynthetic quotients in the Gulf of California during autumn 1987 in the central region and spring 1989 in Puerto Don Juan. Ciencias Marinas, 18(3), 1–16. https://doi.org/10.7773/cm.v18i3.906