Published in Compte Rendu De La Societe De Biologie Paris, in 1915, in volume 78, pages 120-122

Published in Compte Rendu De La Societe De Biologie Paris, in 1915, in volume 78, pages 122-126

Published in Compte Rendu De La Societe De Biologie Paris, in 1915, in volume 78, pages 368-371

Published in Compte Rendu De La Societe De Biologie Paris, in 1915, in volume 78, pages 451-453