(3JLQHI TQWI OHj aj NOeI GdYedGA hNOeI GdeLJeY (B/s - (3Jeje, VGMj NdaGf(B.s ((3OHj, GdEeGQGJ GdYQHjI GdeJMOI (B:s (3GdbjGOI GdYGeI dTQWI OHj, EOGQI GdLhOI GdTGedI,s, 1999)
Keywords: (3GdbjGOI GdYGeI dTQWI OHj (B((3GdEeGQGJ GdYQHjI GdeJMOI(B)s -- (3NOeGJ YedGAs