(3GddjRQ s (3hJWHjbGJgG GdUfGYjI(B/s - (3GdGMeOj , aGdM s; (3aGFR GdHjQ bOGQ s ((3HZOGO (B[(3GdYQGb(B]: s (3eThQGJ efXeI GdWGbI GdPQjI GdYQGbjI , s, 1985)
Keywords: (3GTYI GddjRs