Published in Anales Soc Cient Argentina, in 1935, in volume 119, issue 5, pages 203-214

Published in Anales Soc Cient Argentina, in 1935, in volume 119, issue 6, pages 256-261

Published in Anales Soc Cient Argentina, in 1935, in volume 119, issue 6, pages 262-266

Published in Anales De La Sociedad Cientifica Argentina, in 1935, in volume 119, issue 6, pages 267-275

Published in Anales De La Sociedad Cientifica Argentina, in 1935, in volume 120, pages 89-92