Rome, October 30 - A lawyer was stabbed to death by his ex in his studio at Anzio near Rome after a row over the custody of their young daughters Tuesday night, sources said Wednesday. The custody battle had been going on for around four years. The 39-year-old Romanian woman, Mioara Bascoveanu, stabbed the 57-year-old man with a 20cm-long knife before calling the police, sources said.