@article{JEMS_2016_18_9_a0,
     author = {Alberto De Sole and Victor G. Kac and Daniele Valeri},
     title = {Structure of classical (finite and affine) $\mathcal W$-algebras},
     journal = {Journal of the European Mathematical Society},
     pages = {1873--1908},
     publisher = {mathdoc},
     volume = {18},
     number = {9},
     year = {2016},
     doi = {10.4171/jems/632},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/632/}
}