(3Gdabg GdhGVMs (3ef GdcJGH h GdSfI Ydi GdePGgH GdCQHYIs (3GdeLdO GdKGfis - (3ESeGYjd eMeO HcQs ((3GdbGgQIs (3OGQ GdefGQs, 1997)
(3GdcJGH echf ef LRFjfs
(3HOhf QOecs
8 15
Keywords: (3CMcGe GdMLs; (3CMcGe GdUdGI(B- (3CMcGe GdWgGQIs; (3CQcGf GdESdGes; (3GdEjeGf(B- (3GdEMSGfs