(3fXQI ai eSJbHd GdHTQjI bVGjG dGJMJed GdGfJXGQ (B/ s - (3KGQGLhKG, ajOjQjch eGjhQs; (3eMehO Ydi ecis ([S.N] : (3GdLeYjI GdeUQjI dfTQ GdeYQaI hGdKbGaIhGdYdhe , s, 1990)
Keywords: (3GdJQHjIs; (3GdGMhGd GdGbJUGOjIs; (3Mbhb GdGfSGfs; (3GdYGdes