TY - JOUR AU - Diogo da Silva Machado AU - MaurĂ­cio CorrĂȘa TI - GSV-Index for Holomorphic Pfaff Systems JO - Documenta mathematica PY - 2020 SP - 1011 EP - 1027 VL - 25 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/769/ DO - 10.4171/dm/769 ID - 10_4171_dm_769 ER -