[20.4(2.5).1873, , - 17.3.1931, ], , , - (1929). 1897 - . . . . 1911 , 1920-24 - . 1924-29 1- - . . . (), 1929 - . , . , . .

, . , . (1899), (1902), (1904), (1911) .

.: , ., 1923; , . 1-3, ., 1916-18; , ., 1928; , . 1-2, . - ., 1932-35.

.: - ., . . ," ", 1928,?7-8, . 5-6.

: