(3aJGhi GdJShjb (B:s (3GdSeSQI, hGdhSGWI GdeGdjI, hGdLhGFR ddJQhjM (B/s - (3CHh ZOI , YHO GdSJGQs ([(3O(B.(3e(B.] :s (3eLehYI GdHQcI GdeUQajI ,s (3GdCeGfI GdYGeI ddgjFI GdTQYjI GdehMOI ,s, 1900)
(3ZdGa HGdCdhGf(B.s
Keywords: (3GdESdGe hGdJShjbs; (3GdSeSQI (B((3abg ESdGej(B)s; (3GdLhGFR hGdecGaBJ (B((3abg ESdGej(B)s