Published in Boletin De La Sociedad De Biologia De Concepcion, in 1976, in volume 50, pages 103-111

Created: 2012-03-02, modified: 2012-03-02

Published in Boletin De La Sociedad De Biologia De Concepcion, in 1976, in volume 50, pages 113-121

Created: 2012-03-02, modified: 2018-05-09

Published in Boletin Soc Biol Concepcion, in 1976, in volume 50, pages 173-181

Created: 2013-07-14, modified: 2013-07-14