Magnot, Jean-Pierre. “On the Geometry of $Diff(S^1)$-Pseudodifferential Operators Based on Renormalized Traces”. Proceedings of the International Geometry Center 14, no. 1 (April 16, 2021): 19-48. Accessed June 28, 2026. https://journals.ontu.edu.ua/index.php/geometry/article/view/1784.