@incollection{lemarechal-oustry-2001,
  author	= {{Lemar{\'e}chal}, C. and Oustry, F.},
  editor	= {Hadjisavvas, N. and Pardalos, P. M.},
  title		= {{SDP} relaxations in combinatorial optimization from a {Lagrangian} point of view},
  booktitle	= {Advances in Convex Analysis and Global Optimization},
  publisher	= {Kluwer},
  pages		= {119--134},
  year		= {2001},
}