Ascencio A., L.A., Enriquez D., M., Martínez M., I. and Aldana, D. 2014. Variation of gonadal cycle of the american oyster, Crassostrea virginica (Ostreoida: Ostreidae) as a function of height in Tamiahua Lagoon, Veracruz, Mexico. Revista de Biología Tropical. 62, S3 (Sep. 2014), 201–206. DOI:https://doi.org/10.15517/rbt.v62i0.15914.