Unusual square roots in the ghost-free theory of massive gravity
Crossref DOI link: https://doi.org/10.1007/JHEP06(2017)130
Published Online: 2017-06-26
Published Print: 2017-06
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Golovnev, Alexey
Smirnov, Fedor