(3GdeHGOF GdCSGSjI ddYdGbGJ GdOhdjI h GdOHdheGSjI hbJ GdSde h GdMQH (B:s (3Hjf GdJTQjY GdGSdGej h GdbGfhf GdOhdj GdYGe (B/s - (3HGfGLI,SYjO eMeO CMeO s ((3HjQhJ (B:s (3eDSSI GdQSGdI ,s, 1985)
Keywords: (3GdOHdheGSjIs; (3GdSde s; (3GdYdGbGJ GdOhdjI s; (3GdMQH (B*s