TY - JOUR AU - Erwan Brugallé TI - Surgery of real symplectic fourfolds and Welschinger invariants JO - Journal of Singularities PY - 2018 SP - 267 EP - 294 VL - 17 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5427/jsing.2018.17l/ DO - 10.5427/jsing.2018.17l ID - 10_5427_jsing_2018_17l ER -