TY - JOUR AU - Elisabeth Remm AU - Vladimir Dotsenko AU - Martin Markl TI - Non-Koszulness of Operads and Positivity of Poincaré Series JO - Documenta mathematica PY - 2020 SP - 309 EP - 328 VL - 25 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/748/ DO - 10.4171/dm/748 ID - 10_4171_dm_748 ER -