@article{10_4171_dm_621,
     author = {Indira Chatterji and Dave Witte Morris and Riddhi Shah},
     title = {Relative {Property} {(T)} for {Nilpotent} {Subgroups}},
     journal = {Documenta mathematica},
     pages = {353--382},
     year = {2018},
     volume = {23},
     doi = {10.4171/dm/621},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/621/}
}