(3TQM GMcGe YbO GdGjLGQ (B: s (3OQGSI ebGQfI eYRRI HbQGQGJ eMceI JejjR GdYQGb (B/ s - (3GdhfOGhj, ceGd bGSe KQhJ, s ((3HZOGO (B[(3GdYQGb(B] : s (3eWHYI GdRgQGA (B974.s, 1974)
(3GdYfhGf Ydi GdZdGa (B: (3TQM GMcGe YbO GdGjLGQ eY HMK NGU HbGfhf JfXje GjLGQ GdYbGQ Qbe (B67 (3dSfI (B1973 (3OQGSI ebGQfI eYRRI HbQGQGJ eMceI JejjR GdYQGbs
(3SGYOJ LGeYI HZOGO Ydi WHYI(B.s
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B591-592.s
Keywords: (3YbhO GdGjLGQs -- (3GdYQGb(B.s