[1]
I. M. K. Bossemeyer and G. A. B. Hall, “Determination of the time of spawing and maturation of the jundiá, rhamdia sapo, based on the gonado-somatic index (GSI) and the morphocytologic study of the gonods”, CeN, vol. 2, no. 2, pp. 133–151, Dec. 1980.