Intense C III] λλ1907,1909 emission from a strong Lyman continuum emitting galaxyD. Schaerer, Y. I. Izotov, K. Nakajima, G. Worseck, J. Chisholm, A. Verhamme, T. X. Thuan and S. de BarrosA&A, 616 (2018) L14DOI: https://doi.org/10.1051/0004-6361/201833823