Wojtczak, E. 2015. Syntactic competence and its shortcomings in Polish spoken by the students of Polish as a foreign language. Acta Universitatis Lodziensis. Kształcenie Polonistyczne Cudzoziemców. 22, (Jan. 2015), 283–294. DOI:https://doi.org/10.18778/0860-6587.22.19.