(3MUf fGHdjhf h PGJ GdUhGQj HbjGOI YHO Gddg Hf SYO EHf CHj SQM (B/ s - (3CHh Ndjd, Thbjs ((3OeTb (B:s (3OGQ GdacQ,s, 1979)
Keywords: (3GdJGQjN GdESdGejs; (3GdNdaGA GdQGTOhf (B632-661s; (3eYQcI PGJ GdUhGQjs