Menkes, Jerzy, and Anna Kociołek-Pęksa. 2019. “Heterogeneity, Compliance and Enforcement of Public International Law Remarks on Sanctions and Countermeasures: Legal Theory and the Sociology of Law Approach”. Politeja 16 (6(63):7-25. https://doi.org/10.12797/Politeja.16.2019.63.01.