(3GdeMGSHI GdVQjHjI (B: s (3habkG dCMcGe GdJTQjY GdVQjHj GddHfGfj (B: (3OQGSI ebGQfI (B/ s - (3Vja, NjQJs ((3HjQhJ (B:s, 1971)
(3EYJeO L(B2 (3aj GdhUa GdHHdjhZQGajs
Keywords: (3eMGSHI GdVQGFHs; (3GdeMGSHIs; (3dHfGfs