Reference

Valeria Szapkievich, Marta Mudry, Cecilia Comas, H. Luis Cappozzo, Enrique A. Crespo, R. O. Bernabeu (1999): Genetic relatedness in two Southern sea lion (Otaria ßavescens) rookeries in the southwestern Atlantic – Mammalian Biology (früher Zeitschrift für Säugetierkunde) – 64: 246 - 250.