(3GdJQZjH hGdJQgjH(B: (3ef GdMOjK GdTQja (B/ s - (3YHOGdYXje Hf YHOGdbhi GdefPQis ([S.N] : (3GdecJHI GdbjeI ddWHGYI hGdfTQ hGdJhRjY , s, 1900)
Keywords: (3GdMOjKs; (3GdMOjK (B- (3JaSjQs; (3GdGMGOjK GdfHhjIs