Wind and nebula of the M 33 variable GR 290 (WR/LBV)Olga Maryeva, Gloria Koenigsberger, Oleg Egorov, Corinne Rossi, Vito Francesco Polcaro, Massimo Calabresi and Roberto F. ViottiA&A, 617 (2018) A51DOI: https://doi.org/10.1051/0004-6361/201732540