(3GjQGf ai YgO GdSGSGfjjf (B/ s - (3cQjSJfSf(B, (3CQKQs; (3YHOGdhgGH YRGes; (3jMji GdNTGHs ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI , s, 1982)
Keywords: (3GdaQSs; (3GdMVGQI GdGSdGejIs; (3GjQGf GdbOjes; (3RQGOTJs; (3eGfis; (3GdOhdI GdSGSGfjIs; (3eROcs; (3cSQis