@article{202206.0169,
	doi = {10.20944/preprints202206.0169.v1},
	url = {https://doi.org/10.20944/preprints202206.0169.v1},
	year = 2022,
	month = {June},
	publisher = {Preprints},
	author = {Angelo Leogrande and Alberto Costantiello and Lucio Laureti},
	title = {The Exports of Knowledge Intensive Services: A Complex Metric Approach},
	journal = {Preprints}
}