. "Vasily V. Dokuchaev" . . . . . . "V. Dokuchaev" . . . . "Vasily Dokuchaev" . . . . . . . . . . . . "Vasilli Vasil'evich Dokuchaev" . "Vasily Dokuchaev" . . . . . . . . "V. V. Dokuchaev" . . "1903" . . . . . "V.V. Dokuchayev" . . . . . . . "1846" . . . "1903-11-08" . . . . . . . . . . . "Dokuchayev Vasyl Vasylovych" . . . . . "Dokuchaev" . . . . . "1846-03-01" . . "Dokuchaiev's" .