Published in Boletin de la Sociedad de Biología de Concepción, in 1970, in volume 42, pages 17-21

Created: 2013-07-14, modified: 2018-10-31

Published in Boletin de la Sociedad de Biología de Concepción, in 1970, in volume 42, pages 23-26

Created: 2013-07-14, modified: 2018-10-31

Published in Boletin de la Sociedad de Biología de Concepción, in 1970, in volume 42, pages 59-65

Created: 2013-07-14, modified: 2018-10-31

Published in Boletin de la Sociedad de Biología de Concepción, in 1970, in volume 42, pages 183-190

Created: 2013-07-14, modified: 2018-10-31

Published in Boletin de la Sociedad de Biología de Concepción, in 1970, in volume 42, pages 251-256

Created: 2013-07-14, modified: 2018-10-31

Published in Boletin de la Sociedad de Biología de Concepción, in 1970, in volume 42, pages 257-285

Created: 2013-07-14, modified: 2018-10-31