(3GdcJGH GdSfhi ai GdJQHjI hYde GdfaS (B.s (3eL(B13(3, eL(B14(3,s (3GdJYdje GdLGeYi ai GdhWf GdYQHi (B/s - (3fNHI ef GSGJPI GdJQHjI hYde GdfaSs; (3SYjO GSeGYjd Ydis ((3GdbGgQI (B: s (3OGQ GdacQ GdYQHi , s, 1987)
Keywords: (3GdLGeYGJ hGdcdjGJs; (3GdJYdje GdLGeYi (B- (3GdhWf GdYQHis; (3GdJYdje GdLGeYi (B- (3eUQs; (3GdJYdje GdLGeYi (B- (3GdSYhOjIs