(3VjGA GdTQbGhi hYGdeg GdbUUi (B/ s - (3Thbi HOQ jhSas ([S.N] : (3GdeLdS GdGYdi dQYGjI Gdafhf hGdGOGH , s, 1988)
Keywords: (3GdGOH GdYQHis; (3GdbUU GdYQHjIs; (3GdGOHGAs; (3VjGA GdTQbGhis