(3YbO GdeVGQHI Hjf GdTQjYI hGdbGfhf heOi UdGMjJg ddJWHjb aj GdYedjGJ GdeUQajI GdeYGUQI (B: s (3HMK abgj ebGQf (B/ s - (3TQa GdOjf, YHO GdYXje, s ([(3GdbGgQI, eUQ(B] : s (3ecJHI GdcdjGJ GdGRgQjI, (B394 (3g`(B. = 1974.s, 1974)
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdeVGQHGJ (B((3abg GSdGej(B)s; (3GdYbhO (B((3abg GSdGej(B)s