(3efgL GdSfI aj GdRhGL (B/s (3JCdja eMeO GdCMeOj CHh GdfhQ(B.s - (3CHh GdfhQ, eMeO GdCMeOjs ((3GdbGgQI (B:s (3OGQ GdSdGe ddWHGYI hGdfTQ hGdJhRjY,s, 1988)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdRhGL (B((3abg ESdGej(B)s