Montes-Hugo, Martín A, and Saúl Álvarez-Borrego. 2005. “Empirical Relations to Estimate Underwater PAR Attenuation in San Quintín Bay Using Secchi Depth and Horizontal Sighting Range”. Ciencias Marinas 31 (4):685-95. https://doi.org/10.7773/cm.v31i4.27.