(3chejOjG GdCNWGA (B/ s - (3HOQGdOjH (B((3eJQLe(B)s; (3eMeO YhV eMeO (B((3eQGLY(B)s; (3TcSHjQ, hjdjGes ((3GdbGgQI (B: s (3OGQ GdeYGQa , s, 1993)
Keywords: (3GdeSQMjGJ GdGfLdjRjI GdeJQLeIs; (3TcSHjQ, hjdjGes; (3GdeSQM GdGfLdjRi GdeJQLes