@article{SIGMA_2024_20_a91, author = {Thibault Didier D\'ecoppet}, title = {Extension {Theory} and {Fermionic} {Strongly} {Fusion} {2-Categories} (with an {Appendix} by {Thibault} {Didier} {D\'ecoppet} and {Theo} {Johnson-Freyd)}}, journal = {Symmetry, integrability and geometry: methods and applications}, year = {2024}, volume = {20}, language = {en}, url = {http://geodesic.mathdoc.fr/item/SIGMA_2024_20_a91/} }