A Penalty Branch-and-Bound Method for Mixed-Integer Quadratic Bilevel Problems. Part I: Key Ideas and a Fixed Parameter Setting. - Andreas Horländer; Martin Schmidt 003 (OR, 2022)

A Penalty Branch-and-Bound Method for Mixed-Integer Quadratic Bilevel Problems. Part II: Penalty Updates and Numerical Results. - Andreas Horländer; Martin Schmidt 003 (OR, 2022)