The ionizing photon production efficiency of compact z ~ 0.3 Lyman continuum leakers and comparison with high-redshift galaxiesD. Schaerer, Y. I. Izotov, A. Verhamme, I. Orlitová, T. X. Thuan, G. Worseck and N. G. GusevaA&A, 591 (2016) L8DOI: https://doi.org/10.1051/0004-6361/201628943