On the robustness of strongly correlated multi-photon states in frustrated driven-dissipative cavity latticesRiccardo Rota, Wim Casteels and Cristiano CiutiEur. Phys. J. Special Topics, 226 12 (2017) 2805-2814DOI: https://doi.org/10.1140/epjst/e2016-60379-0