(3GdJahjV aj GdENJUGUGJ GdEOGQjI (B:s (3OQGSI ebGQfI (B/s - (3eMeO aJhY eMeO YKeGfs ((3GdbGgQI (B:s (3OGQ GdefGQ,s, 1986)
. 271-269(3HHdjhLQGajG(B: (3UaMGJ(B.s
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Keywords: (3GdbGfhf GdGOGQjs