(3QLGd UMjM eSde (B/s - (3GHf efLhjI, CMeO Hf Ydj Hf eMeO,s (3J(B. 428 (3g`(B.s; (3GdCfUGQj, YHO Gddg GddjKjs; (3GdEeGe eSde, eSde Hf GdMLGL Hf eSde,s 204-261 (3g`(B.s ((3HjQhJ (B:s (3OGQ GdeYQaI ddWHGYI hGdfTQ hGdJhRjY,s, 1987)
Keywords: (3GdMOjKs -- (3JQGLe GdQhGIs; (3WHbGJ QhGI GdMOjK hMaGXgs -- (3JQGLes