(1)
Frías-Espericueta, M. G.; Páez-Osuna, F.; Osuna-López, J. I. Seasonal Changes in the Gonadal State of the Oysters Crassostrea Iridescens and Crassostrea Corteziensis (Filibranchia: Ostreidae) in the Northwest Coast of México. Rev. Biol. Trop. 1997, 45, 1061–1065.