====== TTP20-019 Three exceptions to the Grossman-Nir bound ====== ^ TTP20-019 Three exceptions to the Grossman-Nir bound ^^ | **Robert Ziegler, Jure Zupan, Roman Zwicky** | |** JHEP 07 (2020) 229**| | {{preprints:2020:ttp20-019.pdf|PDF}} [[http://arxiv.org/abs/2005.00451|arXiv]]| | |