(3TQM cJGH SjHhjI (B/ s - (3GdSjQGai , GHi SYjOs; (3QeVGf YHOGdJhGHs; (3eMeO gGTe YHOGdOGjes; (3GHhSYjO GdMSjf Hf GdMSjfs ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1990)
Keywords: (3GdGOH GdYQHis; (3GdfMhs; (3GddZI GdYQHjIs