Skates in the demersal trawl fishery of San Matías Gulf: species composition, relative abundance and maturity stagesMarilú Estalles, Nidia M. Coller, Maria Raquel Perier and Edgardo E. Di GiácomoAquat. Living Resour., 24 2 (2011) 193-199DOI: https://doi.org/10.1051/alr/2011119