%0 Journal Article %A Brunswic, Léo Maxime %T The Alexandrov theorem for 2 + 1 flat radiant spacetimes %J Algebraic and Geometric Topology %D 2025 %P 1321-1375 %V 25 %N 3 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2025.25.1321/ %R 10.2140/agt.2025.25.1321 %F 10_2140_agt_2025_25_1321