Włosowicz, T. M. “Multilingual Learners and Their Language Processing Using the Example of L2–L3, L3–L2, and L3–L1-Translations and the Detection of L2-Based Errors in L3”. Germanica Wratislaviensia, vol. 147, Oct. 2022, pp. 111-28, doi:10.19195/0435-5865.147.8.