(3GdYdGbGJ Hjf GdTGe heUQ ai GdYgOjf GdWhdhfi hGdGNTjOi (B/ s - (3eMeO GMeO RjhOs ([S.N] : (3OGQ MSGf ddWHGYI hGdfTQ , s, 1989)
Keywords: (3eUQs; (3GdGMhGd GdGLJeGYjIs; (3GdGMhGd GdSjGSjIs; (3GdYdGbGJ GdNGQLjIs; (3GdOhdI GdGNTjOjIs; (3HdGO GdTGes; (3GdMjGI GdOjfjIs; (3GdOhdI GdWhdhfjIs