@article{DOCMA_2018__23__a52,
     author = {an Huef, Astrid and Raeburn, Iain and Tolich, Ilija},
     title = {HNN {Extensions} of {Quasi-Lattice} {Ordered} {Groups} and their {Operator} {Algebras}},
     journal = {Documenta mathematica},
     pages = {327--351},
     publisher = {mathdoc},
     volume = {23},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2018__23__a52/}
}