Les Reptiles, Amphibiens et Poissons de la Perse Orientale (1903)
Third Excursion over Eastern Persia (Horassan, Seistan and Persian Baluchistan) (1916).
Lähteet
↑Perrins, Christopher M. (toim.) 1994: Handbook of the Birds of Europe, the Middle East and North Africa. – Oxford University Press. Hong Kong. ISBN 0-19-854679-3