(3TYGQ(B: (3edMeI JUhQ LRAG ef Gdge GdYQHi GdcHjQ (B/ s - (3GSGeI YHOGdQMefs ([S.N] : (3OGQ GdTHGH ddfTQ , s, 1986)
Keywords: (3GdTYQ Gdbheis; (3GdTYQs