@article{HadjidimitriouKochLippietal.2026, author = {Natalia Selini Hadjidimitriou and Thorsten Koch and Marco Lippi and Milena Petkovic and Marco Mamei}, title = {Spatial analysis of COVID-19 and the Russia-Ukraine war impacts on natural gas flows using statistical and machine learning models}, journal = {World Wide Web}, volume = {29}, number = {2}, doi = {https://doi.org/10.1007/s11280-025-01402-7}, year = {2026}, language = {en} }