(3fMh efgL HMhK GSdGei (B/ s - (3Ydi YHOGdMdje eMehOs ([S.N] : (3OGQ GdhaGA ddWHGYI hGdfTQ hGdJhRjY , s, 1989)
Keywords: (3GdGSdGe hGdYdes; (3GdGHMGKs