(3GdhSjW ai TQM LQGFe GdbJd hGdGUGHI GdNWC (B/s - (3eYhV YHOGdJhGHs ((3GdbGgQI (B:s (3YGde GdcJH,s, 1981)
(3jJfGhd HGdJaUjd CQcGf Jdc GdLQGFe hehba Gdabg hGdbVGA efgG hGdeTcdGJ GdYedjI GdYGeI GdJi JKjQgG ai GdJWHjb GdYedi(B.s
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdLfGFis; (3LQGFe CNQi eGSI HSdGeI GdLSes