@inbook {4293,
	title = {Introduction},
	booktitle = {Successes \& Failures in EU Cohesion Policy: An Introduction to EU cohesion policy in Eastern, Central, and Southern Europe},
	year = {2020},
	pages = {1-8},
	publisher = {De Gruyter},
	organization = {De Gruyter},
	address = {Berlin/Warsaw},
	isbn = {9788395720451},
	doi = {https://doi.org/10.1515/9788395720451-001},
	url = {https://www.degruyter.com/view/book/9788395720451/10.1515/9788395720451-001.xml},
	author = {Ida Musia{\l}kowska and Piotr Idczak and Oto Potluka}
}
no socket