Published in Anales De La Sociedad Cientifica Argentina, in 1965, in volume 179, pages 3-16

Created: 2016-02-12, modified: 2016-02-12

Published in Anales De La Sociedad Cientifica Argentina, in 1965, in volume 179, pages 63-74

Created: 2016-02-12, modified: 2016-02-12

Published in Anales De La Sociedad Cientifica Argentina, in 1965, in volume 180, pages 3-48

Created: 2016-02-13, modified: 2016-02-13