García-Rodríguez, Manuel J.; Rodríguez-Montequín, Vicente; Ballesteros-Pérez, Pablo; Love, Peter E. D.; Signor, Regis(Elsevier, 2022-01)
[EN] Collusion is an illegal practice by which some competing companies secretly agree on the prices (bids) they will submit to a future auction. Worldwide, collusion is a pervasive phenomenon in public sector procurement. ...
Park, Seong-Hyeon; Navarro-Laboulais, J.; Leyland, Pénélope; Mischler, Stefano(Elsevier, 2021-02)
[EN] Space debris that re-enter the Earth's atmosphere can be partially or fully ablated along the trajectory path after hitting the atmosphere layers, once these become denser (approximately below 82 km). This paper ...