@Inproceedings{EPTCS63.31, author = "Steiner, Wolfgang", year = "2011", title = "On the Delone property of ($\minus\beta$)-integers", editor = "Ambro\v{z}, Petr and Holub, \v{S}t\v{e}p\'an and Mas\'akov\'a, Zuzana", booktitle = "{\rm Proceedings 8th International Conference} Words 2011, {\rm Prague, Czech Republic, 12-16th September 2011}", series = "Electronic Proceedings in Theoretical Computer Science", volume = "63", publisher = "Open Publishing Association", pages = "247-256", doi = "10.4204/EPTCS.63.31", }