K. Cardiff. The Political Economy of Adjustment Throughout and Beyond the Eurozone Crisis: What Have We Learned?, Routledge, London, (Eurobarometer).(2020)
S. Jänicke, T. Efer, M. Büchler, and G. Scheuermann. Computer Vision, Imaging and Computer Graphics - Theory and Applications, page 153--171. Cham, Springer International Publishing, (2015)
D. Citron, and P. Ginsparg. (2014)cite arxiv:1412.2716Comment: 6 pages, plus 10 pages of supplementary material. To appear in PNAS (online 8 Dec 2014).