Pochvennye issledovani︠i︡a v ︠T︡Sentralʹnom Kazakhstane - Gerasimov, I. P. (Innokentiĭ Petrovich), 1905-; Ivanova, E. N. (Evgeni︠i︡a Nikolaevna) (Izd-vo Akademii nauk SSSR, 1940)