,  
(.  - ) (1907-1972).
 . . , -   ,   . . ;    . . ,  -     1960- .  . .  .  (- . . .,  - . .),     ,   ,    ,   .  ,   .   ;     - . ( - )  -    -    .  ( ..   ).   -       . - . , .,  .   (1959).    1944 . . .    - "  " (1944).

 - .,        20 .,      .   1960- .,    ( . 1950-      " ")   .          :      ,               ;      .   ( .  )      . -,           .      , ,        .   . ,   -   , " ."      (      ""  ""). ..,     .       ,  -  .    -      ". ",       . , .  (  ).  , .           . .  -.

   -   "  ",  -  . - "  " (1944), " .   " (1944), " " (1945), " " (1956), " " (1946; . 1954), "  " (1946), "" (1950), " " (1953), "  " (1954), " " (1956), "  " (1959), " " (1960), " " (1964; .  - 1967; .  - 1970), - .       "  ".        . ,  " "   ;   .     . ,    .  (.   ) - "  " (1944; . - " ") (. ,  ), "  " (. ), "- ( )" (1945)  .  . - - "  " (1944) (.  ), " . -" (1944; . - "  "; . - "  "), "-" (1944; . - "-") (.  ), " " (1944) (. , )  . - ,    ,  ,     .     .  .     :  " " (1945)      ,   - " " (1945; . - " ")  .  ..     (.   , ).   -: " " (1944), " --" (1944);    - " " (. 1942; 1966),  - .      (    ),  "  ( )" (. 1959; . 1960).

   " " (1947; 1948),   .     . ,      "  ".    -       ,  -      "", -    . .  .:      ,  ,  -    .  (      .   .  - "" -    ),     - " " .      .,   .     . .  .  .  .   ,  .    ,      . -  -  " " (. 1957; . 1957; 1958);    " "     - " .  " (1965);    (. " ").

.          ""      "  ".         ( . . .   30- .),            " "    . .  ,  ( ) .  . "",         , -,   .  (. ,  ).      . .  .  (. , , ,   , , , , ),  ,      (.  ),    (.   ,  , ,  ),   " "     (.  , ),    ,      " " (. . ). .  ., ,    .  .   :   .        .     ,     , , , ,   ,  ,  ,         ""    .  ,    . , .  "" ()  (.   , ,   , , , ,   ,   , ).

   ". ", .         .  ""  :    " " . -  "  (Cor Serpentis)" (1959),  -      ""  (.  , ).     ,    .   " " (. 1968; . 1970),        .       ,    ,          ".  ." (.   ).  "",   "-"  . 1960- .   ,   .   .  .   ""  - .      " " -   ( , ,  . ), ,    , ""   " "     ,   -   -    (   300   ,   " ").      ,     .  (. , ),  .  ""      : ""-" ";  .,      ,    .      - .-, .,  .   ( . )  (.   , ,   , ),       ".   . "     (.  , , ).   ,     ,        (   -,      . "").

    .   .  .   .   (   )  - " .  " (. 1963; . 1963; 1964), ,      "  " (     ).     -      . ,    , .  -     -   " ":   ,    ,    -    (.  ,   ,   , , ,  ).    ,       ., -.,   .,    . .       . .  (.   ): - ",  " (1960),  -  "  " (1949)  " " (1953);     - "  " (1956; . - " ");   " "     - "  .  " (1959);    " " (. 1972 - " "; . 1972; 1973),   - -   .-  (.   ).

 . . .    .. :  3- . (1975-76);     2- ;   5- . (1988-89).

.., ..
.:
. , . "  .    " (1963).
..  "  " (1987).

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