(3QSGdI GdfSH GdWGgQ GdTQja aj HjGf fSH QShd Gddg Udi Gddg Ydjg hSde hHjGf YOO CRhGLg h ChdGOg(B/s - (3GdcQOj , eMeO WGgQ Hf YHOGdbGOQ eMehOs ([(3O(B.(3e(B]:s [(3O(B.(3f(B]s, 2000)
Keywords: (3eMeO Udi Gddg Ydjg hSdes; (3RhLGJ GdfHjs; (3HfGJ GdfHjs; (3fSH GdfHj s