Ground-State Binding Energies of Three Identical Particles Which Interact via Three Mutual Morse Potentials
H. Krüger
Phys. Rev. Lett. 28, 71 (1972) - Published 10 January, 1972
Retardation Effects in Very Low-Energy Helium-Helium Scattering
John Konrady and Joseph Sucher
Phys. Rev. Lett. 28, 74 (1972) - Published 10 January, 1972