@article{dVP-2020a,
    title   = {Tight Compact Extended Relaxations for Nonconvex Quadratic Programming Problems with Box Constraints},
   author  = {Sven de Vries and Bernd Perscheid},
   volume= {84},
   pages= {591-606},
   journal={Journal of Global Optimization},
   url={https://doi.org/10.1007/s10898-022-01157-9},
     arxiv-url    = {http://www.optimization-online.org/DB_HTML/2019/09/7360.html},
        year    = {2022}}