@article{Caprioli:2021Tu, author = "Caprioli, Damiano and Haggerty, Colby and Blasi, Pasquale", title = "{The Theory of Efficient Particle Acceleration at Shocks}", doi = "10.22323/1.395.0482", journal = "PoS", year = 2021, volume = "ICRC2021", pages = "482" }