(3GdGKHGJ HGdTgGOI ai Gdabg GdGSdGei (B: s (3OQGSI ebGQfI bGfhfjI ebGQfI (B/ s - (3GHQGgje YHO GdQMef GHQGgjes; (3CfhQ eMehO OHhQs; (3Lejd eJhdj GdTQbGhjs; (3LGeYI GdbGgQIs (3cdjI GdMbhbs ((3GdbGgQI s (3cdjI GdMbhb (B- (3LGeYI GdbGgQI ,s, 1989)
(3CWQhMI (B((3OcJhQGg(B)-(3LGeYI GdbGgQI, cdjI GdMbhb, bSe GdTQjYI GdESdGejI, (B1989.s
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Keywords: (3GdTQjYI GdESdGejIs; (3GSQGQ GdYedGAs; (3GdGcQGg s; (3TgGOI GdScQGfs; (3TgGOI ZjQ GdeSdes; (3TgGOI GdeQCIs; (3LQGFe GdbUGUs; (3Mda Gdjejfs; (3GdMLjIs; (3LQGFe GdMOhOs; (3GdTgGOIs; (3GdGKHGJs; (3QSGFd LGeYjIs -- (3LGeYI GdbGgQIs -- (3GdTQjYI GdESdGejIs