Determination of the Hamiltonian in the Presence of Constraints
Robert Cawley
Phys. Rev. Lett. 42, 413 (1979) - Published 12 February, 1979
Class of "Noncanonical" Vacuum Metrics with Two Commuting Killing Vectors
P. Kundu
Phys. Rev. Lett. 42, 416 (1979) - Published 12 February, 1979
Broken-Symmetric Theory of Gravity
A. Zee
Phys. Rev. Lett. 42, 417 (1979) - Published 12 February, 1979