(3Yf GdGScGf hGdYeQGf GHMGK eNJGQI ef GdGYeGd GdefThQI (B/ s - (3SjO eMeO GdJhfis; (3fSeGJ YHO GdbGOQs ([S.N] : (3GdYQHi ddfTQ hGdJhRjY , s, 1993)
Keywords: (3GdGScGfs; (3GdScGfs; (3GdeOfs; (3JNWjW GdeOfs; (3GdeHGfi GdYGeIs; (3GdJehjds; (3GdGMUGFjGJ GdMjhjIs; (3GdGMUGFjGJs