Chaotic Regime of Dicke Invertionless Super-Radiance in a High-Q CavityI.V. Ryzhov, N.A. Vasil’ev, V.A. Malyshev, M.D. Shtager and I.S. KosovaEPJ Web of Conferences, 103 (2015) 07005DOI: https://doi.org/10.1051/epjconf/201510307005