@article{10_4171_dm_940,
     author = {Eske Ewert},
     title = {Pseudo-differential extension for graded nilpotent {Lie} groups},
     journal = {Documenta mathematica},
     pages = {1323--1379},
     publisher = {mathdoc},
     volume = {28},
     number = {6},
     year = {2023},
     doi = {10.4171/dm/940},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/940/}
}