Published in Boletin De La Sociedad De Biologia De Concepcion, in 1990, in volume 61, pages 7-27

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

Published in Boletin De La Sociedad De Biologia De Concepcion, in 1990, in volume 61, pages 39-47

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

Published in Boletin De La Sociedad De Biologia De Concepcion, in 1990, in volume 61, pages 71-92

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

Published in Boletin De La Sociedad De Biologia De Concepcion, in 1990, in volume 61, pages 103-119

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

Published in Boletin de la Sociedad de Biologia de Concepción, in 1990, in volume 61, pages 135-144

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

Published in Boletin De La Sociedad De Biologia De Concepcion, in 1990, in volume 61, pages 145-147

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