(3GdeSJbUi aj CeKGd GdYQH (B/s - (3GdReNTQj, eMehO Hf YeQ Hf eMeO,s 467-538 (3gLQjG(B.s ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1977)
(3jTJed Ydi cTGaGJ(B.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdCeKGd GdYQHjIs