"Mr Mandela's dispute is with Ayob and Calder and not with his children, " Mr Bizos's statement said.
BBC: NEWS | Africa | Row over Mandela's charity money
2.
Mr Bizos denied allegations of a rift between Mr Mandela and his daughters over the use of funds.
BBC: NEWS | Africa | Row over Mandela's charity money
3.
Bizos told local media the lawsuit is "a ploy to resuscitate the sale of Mandela's artworks" whose proceeds go to the companies at the center of the dispute.