Marciniak-Firadza, Renata. 2017. “Cebula, Cybulin, Cybulski, so What a Surname Cybulski Has in Common With an Onion”. Acta Universitatis Lodziensis. Folia Linguistica 51 (2):11-25. https://doi.org/10.18778/0208-6077.51.2.02.