1110.3288 (H. I. Arcos et al.)

Spin-2 fields and helicity    [PDF]

H. I. Arcos, C. S. O. Mayor, G. Otalora, J. G. Pereira

1209.0465 (Paolo Pani et al.)

Black hole bombs and photon mass bounds    [PDF]

Paolo Pani, Vitor Cardoso, Leonardo Gualtieri, Emanuele Berti, Akihiro Ishibashi