(3ai GdacQ GdGSdGei ef GdhLgg GdGOHjI (B/ s - (3eMeO GMeO GdYRHs ((3GdbGgQI (B: s (3GdeLdS GdGYdi ddKbGaI , s, 1983)
Keywords: (3GdGOH GdYQHis; (3Gdaf hGdGOHs; (3JGQjN hfbOs