Prokofev, NikolayRuebenacker, OliverSvistunov, Boris2004-12-032004-12-0320012001http://hdl.handle.net/2003/199710.17877/DE290R-11793enThe American Physical SocietyPhysical Review Letters530Critical Point of a Weakly Interacting Two-Dimensional Bose Gas10.1103/PhysRevLett.87.270402article (journal)