(3GdeLJeY GdOhdi hGdbVjI GdadSWjfI (B/ s - (3eYgO GdHMhK hGdOQGSGJ GdYQHjIs; (3MSf GdSjO fGaYs ([S.N] : (3eYgO GdHMhK hGdOQGSGJ GdYQHjI , s, 1993)
Keywords: (3GdYGde GdYQHis; (3GdfRGY GdYQHi GdGSQGFjdis; (3adSWjfs; (3GdbGfhf GdOhdis; (3GSQGFjds; (3GdbVjI GdadSWjfjIs; (3GdOHdheGSjIs