(3ehLR dSjQI GdQShd Udi Gddg Ydjg hBdg hSde hGgd GdHjJ Ydjge GdSdGe (B/ s - (3eDSSI GdHdGZ (B((3WgQGf, GjQGf(B). s (3dLfI GdJCdjas ((3WgQGf, GjQGf (B: s (3eDSSI GdHdGZ, (B414 (3g`(B. = 1993.s, 1993)
(3jJVef EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3Ggd HjJ GdQShd Ydjge GdSdGe (B((3TjYI(B)s -- (3JQGLe(B.s; (3Ggd HjJ GdQShd Ydjge GdSdGe (B((3TjYI(B)s -- (3JQGLe(B.s