(3ehShYI GdceHjhJQ dZI hGOGA (B/ s - (3eXgQ WGjds ([S.N] : (3OGQ GdQGJH GdLGeYjI , s, 1984)
Keywords: (3GdehShYGJs; (3GdMGSHGJ GdGdcJQhfjIs