(3GjbGY GdLKK (B/ s - (3GeLO fGUQs; (3Mdei SGdes; (3NGdO GdfLGQs; (3bGSe MOGOs; (3NGdO GdeYGdis; (3YHOGddWja NWGHs ([S.N] : (3QjGV GdQjS ddcJH hGdfTQ , s, 1990)
Keywords: (3GdTYQ GdYQHis; (3OhGhjf hbUGFOs; (3JGQjN hfbOs