(3GdONd GdOGFe Hjf GdMXQ hGdEHGMI aj GdTQjYI hGdbGfhf (B/s - (3TGgjf, ESeGYjd YHO GdfHj YHO GdLhGOs ((3GdbGgQI (B:s (3OGQ GdWHGYI GdeMeOjI,s, 1988)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3HHdjhLQGajI (B: (3U(B. 165-173.s
Keywords: (3GdYbhO (B((3bGfhf eOfj(B)s -- (3eUQs; (3GdYbhO (B((3abg ESdGej(B)s