. (3GUd GdJaGhJ Hjf GdfGSs - . (3QhSh, LGf LGc (B1712-1778 s; (3ZGfe, HhdS; eJQLes ((3HjQhJs (3GddLfI GddHfGfjI dJQLeI GdQhGFYs, 1972)
(3UaMI ZdGa hYfhGf HGddZI GdaQfSjIs
Keywords: (3GdYOGdI GdGLJeGYjIs; (3GdWHbGJ GdGLJeGYjIs; (3GdeSGhGIs