(. 16 II 1927, . - . ) - . . . . (1974). 1957 . . ( . . ). 1957 .-. . . -. 1973 . . C . .
.: , . - (c. . , 1974); : (c. . , 1958), (c. . , 1973); . . (1979); . - , , ; (1978); . - , . (c. . , 1970), (c. . , 1977), (c. . , 1980); a cappella - (c. ), (c. ), (c. . ), 5 . ; , ; . ; . . . .

(: , 1973-1982)
..

ͨ

() <14v>