(3ai JUeje hJNWjW GdefGWb GdScfjI eONd hJWHjb (B/ s - (3SjO eMeO GdJhfis; (3fSeGJ YHO GdbGOQs ([S.N] : (3GdYQHi ddfTQ hGdJhRjY , s, 1988)
Keywords: (3GdGScGfs; (3GdeOfs; (3GdeSGcfs; (3JNWjW GdeOfs; (3GdGMjGA GdScfjIs; (3GdeHGfi GdYGeIs