(3CSS GdcjejGA GdMjhjI (B/s - (3ajdjHhaHjT, j(B.s; (3YHO GdYGd, MSf eYhVs ((3ehSch (B:s (3OGQ ejQ ddWHGYI hGdfTQ,s, 1981)
(3GdeMJhjGJ (B: (3eL(B. 1. (3GdcjejGA GdMjhjI GdGSJGJjcjI(B-(3eL(B. 2. (3GdcjejGA GdMjhjI GdOjfGejcjI(B.s
Keywords: (3GdcjejGA GdMjhjIs