“The Problem of Interpretation of ‘purpose of the performance’ Within the Meaning of Art. 410 § 2 of Polish Civil Code – Arguments of the Historian of Roman Law”. Miscellanea Historico-Iuridica, vol. 17, no. 2, Apr. 2019, pp. 215-36, https://miscellanea.uwb.edu.pl/article/view/29.