@article{10_4171_ggd_165,
     author = {Luc Guyot and Yves Stalder},
     title = {Limits of {Baumslag{\textendash}Solitar} groups and dimension estimates in the space of marked groups},
     journal = {Groups, geometry, and dynamics},
     pages = {533--577},
     year = {2012},
     volume = {6},
     number = {3},
     doi = {10.4171/ggd/165},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/165/}
}