Magnot, Jean-Pierre. “Remarks on the Geometry and the Topology of the Loop Spaces $H^{s}(S^1, N),$ for $s\leq 1/2.$”. International Journal of Maps in Mathematics 2, no. 1 (March 22, 2019): 14–37. Accessed April 27, 2024. https://journalmim.com/index.php/journalMIM/article/view/29.