(3GUhd GdJMbjb GdGLQGej (B/ s - (3GdTGhj, SdWGf YHO GdbGOQ, s ((3HZOGO (B[(3GdYQGb(B] : s (3LGeYI HZOGO, cdjI GdbGfhf hGdSjGSI (B982.s, 1982)
(3jJVef EQLGYGJ HHdjhLQGajI (B: (3UaMI (B245-249.s
Keywords: (3GdJMbjb GdLfGFj(B.s; (3GdJMbjb GdLfGFjs -- (3GdYQGb(B.s; (3GdHMK GdLfGFj(B.s; (3bGfhf GdGLQGAGJ GdLfGFjIs -- (3GGdYQGb(B.s