Media type: E-Article Title: Asymptotics and Hamiltonians in a first-order formalism Contributor: Ashtekar, Abhay; Engle, Jonathan; Sloan, David imprint: IOP Publishing, 2008 Published in: Classical and Quantum Gravity Language: Not determined DOI: 10.1088/0264-9381/25/9/095020 ISSN: 0264-9381; 1361-6382 Origination: Footnote: