Transplanckian axions!?
Crossref DOI link: https://doi.org/10.1007/JHEP08(2015)032
Published Online: 2015-08-07
Published Print: 2015-08
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Montero, Miguel
Uranga, Angel M.
Valenzuela, Irene