A 48-year-old man has been convicted by a jury at the Central Criminal Court of anally raping one of his stepdaughters in north Co Dublin in 1999.
The jury also found him guilty on five charges of sexually assaulting the same teenage girl and also on five further charges of sexually assaulting her younger sister.
Mr Justice O'Sullivan remanded him in custody pending sentence and set October 2nd for mention of the case when a sentence date will be decided.