(3QHjY GdGHQGQ (B, (3fUhU GdGNHGQ (B/ s - (3GdReNTQi(B: (3LGQGddg GHhGdbGSe eMehO Hf YeQ Hf eMeO Hf GMeO GdNhQGReis; (3YHO G(B. (3egfGs ((3HjQhJ (B: s (3eDSSI GdGYdi ddeWHhYGJ , s, 1993)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3GdHdGZI GdYQHjIs; (3GdOhdI GdYHGSjI GdKGfjIs