Balcerzak, Michał. “The Responsibility of State-Parties to the ECHR for the Conduct of Foreign Agents – Building on the ‘Soering doctrine’ or a General Regime of International State Responsibility? El-Masri V. ‘the Former Yugoslav Republic of Macedonia’, App. No. 39630 09, ECtHR Judgment of 13.12.2012”. Polish Review of International and European Law, vol. 2, no. 3, Dec. 2013, pp. 89-98, doi:10.21697/priel.2013.2.3.04.