@article{10_4007_annals_2013_178_3_3,
     author = {Pierre Deligne and Yuval Z. Flicker},
     title = {Counting local systems with principal unipotent local monodromy},
     journal = {Annals of mathematics},
     pages = {921--982},
     publisher = {mathdoc},
     volume = {178},
     number = {3},
     year = {2013},
     doi = {10.4007/annals.2013.178.3.3},
     mrnumber = {3092473},
     zbl = {06220726},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2013.178.3.3/}
}