Ionization processes in a local analogue of distant clumpy galaxies: VLT MUSE IFU spectroscopy and FORS deep images of the TDG NGC 5291NJ. Fensch, P.-A. Duc, P. M. Weilbacher, M. Boquien and E. ZackrissonA&A, 585 (2016) A79DOI: https://doi.org/10.1051/0004-6361/201527141