@article{AHL_2021__4__685_0, author = {Bestvina, Mladen and Bromberg, Ken and Fujiwara, Koji}, title = {Proper actions on finite products of quasi-trees}, journal = {Annales Henri Lebesgue}, pages = {685--709}, publisher = {\'ENS Rennes}, volume = {4}, year = {2021}, doi = {10.5802/ahl.85}, language = {en}, url = {https://ahl.centre-mersenne.org/articles/10.5802/ahl.85/} }