(3GdGTJQGcjI hGdJfejI (B:s (3GdJLQHI GdchjJjI (B/s - (3Qjfg Ohehfs; (3fRjg GdMcjes ((3HjQhJ (B:s (3efThQGJ OGQ GdWGHYI,s, 1966)
(3jTJed Ydi EQLGYGJ HHdjhLQGajIs
(3jTJed Ydi bGFeI eNJGQI HGdeQGLY(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOSJhQjs; (3GdePgH GdGTJQGcjs; (3GdchjJ(B.s