" "

 -.  -  . 1970 .

-
-
" "
" ", 1970 .

50000 .


 -,  -  , 1970 .

. -,  -  , 1970 .

 -  , 1970 .


" "
~ 1970

.
352 . .
84 .


" "

.     ,

:

1970-1979 .

" "