-
- ..
 
arrow arrow - arrow ˲
   

˲

(9.VIII 1908,. ֳ, , 25. IX 1979) . . 1934. ( 1936) . 쳿. 1939 . - 쳿 - . ѳ . 1938. "" (1948, . , 1952), " " (. 12, 195860) , " " (1955) . , , .- . . "", . "ϳ ". " " ( . . ) . 쳿 , 1951.

.: . . . ., 1953; . ., 1962; . . . ., 1952; . ., 1957; . ., 1960; . ., 1962.

. . .