(3GMcGe GdGSQI YfO GdeSjMjjf GdeUQjjf heOi JWHjbgG HGdeMGce (B/s (3YHOGdfGUQ Jhajb GdYWGQs ([S.N] : (3eDSSI GdHSJGfi ddWHGYI , s, 1986)