1. US Department of Energy, Exascale computing project, https://exascaleproject.org
2. European Commission, European exascale projects, http://exascale-projects.eu
3. Riken Advanced Institute for Computational Science, Post-K project, http://www.aics.riken.jp/en/postk/project
4. Xinhua Net, http://www.scmp.com/news/china/society/article/2107796/worlds-next-fastest-supercomputer-will-help-boost-chinas-growing
5. P. Messina, Update on the Exascale Computing Project (ECP), https://exascaleproject.org/wp-content/uploads/2017/04/Messina-ECP-Presentation-HPC-User-Forum-2017-04-18.pdf