[1]
C. da P. Lopes and W. R. P. Cerqueira, “Growth and reproductive biology aspects of sea urchin population of Lytechinus variegatus Lamarck, 1816 (Echinodermata: Echinoidea) from the Ribeira Beach, Salvador, Bahia, Brazil”, Sitientibus sér. Ci. Biol., vol. 7, no. 4, pp. 370–376, Dec. 2007.