(3GdKHGJ YfO GdeeGJ (B/s - (3GHf GdLhRj, YHO GdQMef Hf Ydj Hf eMeOs 508-597 (3gLQjs; (3GdCfUGQj, YHO Gddg GddjKjs; (3GdecJH GdSdaj dJMbjb GdJQGK GdESdGej (B((3GdbGgQI(B)s ((3HjQhJ (B- (3dHfGf(B:s (3eDSSI GdcJH GdKbGajI,s, 1986)
(3jTJed Ydi cTGaGJ(B.s
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Keywords: (3GdhYX hGdEQTGOs; (3GdehJs