J. Gołaczyński and M. Zalisko, “Nexus of the Location of Performance of an Obligation as the Basis of Jurisdiction in the Brussels I bis Regulation in Cases Versus Air Carriers”, lexonomica, vol. 13, no. 1, pp. 49–68, Jun. 2021, doi: 10.18690/lexonomica.13.1.49-68.2021.