Julien Melleray, Lionel Nguyen van Thé, Todor Tsankov. Polish groups with metrizable universal minimal flows.
International Mathematics Research Notices, Oxford University Press (OUP), 2015, 2016 (5), pp.1285-1307.
⟨10.1093/imrn/rnv171⟩.
⟨hal-00983248⟩