@article{JEMS_2017_19_9_a1,
     author = {David Eisenbud and Daniel Erman},
     title = {Categorified duality in {Boij{\textendash}S\"oderberg} theory and invariants of free complexes},
     journal = {Journal of the European Mathematical Society},
     pages = {2657--2695},
     publisher = {mathdoc},
     volume = {19},
     number = {9},
     year = {2017},
     doi = {10.4171/jems/725},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/725/}
}