Published in Compt. Rend. Soc. Biol. Paris, in 1916, in volume 79, pages 64-68

Published in Compte Rendu De La Societe De Biologie Paris, in 1916, in volume 79, pages 168-170

Published in Compte Rendu De La Societe De Biologie Paris, in 1916, in volume 79, pages 345-348

Published in Compte Rendu De La Societe De Biologie Paris, in 1916, in volume 79, pages 971-973