@article{CRPHYS_2019__20_4_319_0,
     author = {Andrea Cavagna and Antonio Culla and Luca Di Carlo and Irene Giardina and Tomas S. Grigera},
     title = {Low-temperature marginal ferromagnetism explains anomalous scale-free correlations in natural flocks},
     journal = {Comptes Rendus. Physique},
     pages = {319--328},
     publisher = {Elsevier},
     volume = {20},
     number = {4},
     year = {2019},
     doi = {10.1016/j.crhy.2019.05.008},
     language = {en},
}