95 citations · 117 across the 3 of their papers we have counts for
3 papers
gr-qc1998★ 14 cited
The Husain-Kuchar Model: Time Variables and Non-degenerate Metrics
J. Fernando Barbero G., Alfredo Tiemblo, Romualdo Treseguerres
We study the Husain-Kuchar model by introducing a new action principle similar to the self-dual action used in the Ashtekar variables approach to Quantum Gravity. This new action h…
gr-qc1994★ 95 cited
Reality Conditions and Ashtekar Variables: a Different Perspective
J. Fernando Barbero
We give in this paper a modified self-dual action that leads to the -ADM formalism without having to face the difficult second class constraints present in other approaches…
gr-qc1993★ 8 cited
General Relativity as a Theory of Two Connections
J. Fernando Barbero
We show in this paper that it is possible to formulate General Relativity in a phase space coordinatized by two connections. We analyze first the Husain-Kuchař model and fi…