(3Yde GdeYdheGJ h GdJcGed GdeYQaj (B/s - (3OjHhfR, CfJhfjs; (3GSJQghQf(B;(3SchJ cQhfjfhjR(B;(3CfhQ HOQ(B;(3YHO GdgGOjs ((3GdbGgQI (B:s (3OGQ bHGA ddWHGYI h GdfTQ h GdJhRjY ,s, 1998)
Keywords: (3GdeYdheGJjIs; (3fXGe GdeYdheGJs