@article{10_4153_CJM_2001_033_4,
     author = {Robertson, Guyan and Steger, Tim},
     title = {Asymptotic {K-Theory} for {Groups} {Acting} on {\~A} 2 {Buildings}},
     journal = {Canadian journal of mathematics},
     pages = {809--833},
     year = {2001},
     volume = {53},
     number = {4},
     doi = {10.4153/CJM-2001-033-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2001-033-4/}
}