TY - JOUR AU - Thibault Didier Décoppet TI - Extension Theory and Fermionic Strongly Fusion 2-Categories (with an Appendix by Thibault Didier Décoppet and Theo Johnson-Freyd) JO - Symmetry, integrability and geometry: methods and applications PY - 2024 VL - 20 UR - http://geodesic.mathdoc.fr/item/SIGMA_2024_20_a91/ LA - en ID - SIGMA_2024_20_a91 ER -