(3GdYdGbGJ GdYGeI (B:s (3HMK faSj GLJeGYj HfXQI ESdGejI (B/s - (3GdUGOb, aDGOs ((3HjQhJ (B:s (3OGQ GdYdhe ddfTQ hGdJhRjY ;s (3GdTQb GdChSW ddfTQ hGdJhRjY,s, 1990)
(3HHdjhLQGajI (B: (3U(B. 281-283.s
Keywords: (3GdJaGYd GdGLJeGYjs; (3GdGJUGd (B((3Yde GLJeGY(B)s; (3GdYdGbGJ GdYGeIs