(3GYQa faSc (B: s (3ehShYI GdGNJHGQGJ GdfaSjI Lhf GdcS (B/ s - (3ceGd(B, (3GjgGHs ((3GdbGgQI (B: s (3OGQ GdMQe ddJQGK, s, 2011)
(3jhLO Ydi ZdGa GdcJGH GSe eDda Hhd TJjQf(B.s
Keywords: (3ENJHGQGJ GdTNUjI(B.s; (3GdENJHGQGJ GdfaSjI(B.s; (3CHMGK Yde GdfaS(B.s; (3GdJMdjd GdfaSj(B.s