@article{CRPHYS_2019__20_6_503_0,
     author = {Jacques Villain},
     title = {Foreword},
     journal = {Comptes Rendus. Physique},
     pages = {503--505},
     publisher = {Elsevier},
     volume = {20},
     number = {6},
     year = {2019},
     doi = {10.1016/j.crhy.2019.10.001},
     language = {en},
}