@article{Langkammer_1991, title={Chorał Opolski, t. I. 1985; t. II: 1987: t III: 1989, Opole}, volume={44}, url={https://rbl.ptt.net.pl/index.php/RBL/article/view/986}, DOI={10.21906/rbl.986}, abstractNote={—}, number={1–3}, journal={Ruch Biblijny i Liturgiczny}, author={Langkammer, Hugolin}, year={1991}, month={cze.}, pages={82–83} }