(3GdeLGd GdYGdej(B: (3GdJYdje GdKGfhj GdSfI GdKGdKI aQhY GdGLJeGY hGdGbJUGO, GdYdhe GdYGeI, Ydhe GdMjGIs - (3GdeQcR GdJQHhj ddHMhK hGdGfeGAs; (3GdLeghQjI GddHfGfjI (B- (3hRGQI GdJQHjI GdhWfjI hGdTHGH hGdQjGVIs ((3Sf Gdajds (3GdeQcR GdJQHhj ddHMhK hGdGfeGAs, 2000)
Keywords: (3GdJQHjI hGdJYdje(B--(3GdeLGd GdYGdej(B--(3GdJYdje GdKGfhj GdSfI GdKGdKI(B--(3aQhY GdGLJeGY hGdGbJUGOs; (3GdJQHjI hhGdJYdje(B--(3GdLZQGajG(B--(3GdJYdje GdKGfhj(B--(3GdSfI GdKGdKI(B--(3GdYdhe GdYGeIs; (3GdJQHjI hhGdJYdje(B--(3GdLZQGajG(B--(3GdJYdje GdKGfhj(B--(3GdSfI GdKGdKI(B--(3Ydhe GdMjGIs