Emery, Vincent Max Planck Institute for Mathematics, Max Planck Society;
https://doi.org/10.1515/crelle-2012-0061 (Publisher version)
Emery_Even unimodular_oa_2014.pdf (Any fulltext), 123KB
Emery, V. (2014). Even unimodular Lorentzian lattices and hyperbolic volume. Journal für die Reine und Angewandte Mathematik, 690, 173-177. doi:10.1515/crelle-2012-0061.