P. Hogan

¹ S.J. Smith, (1979).

¹ D.E. Nitz, P.B. Hogan, L.D. Schearer, and S.J. Smith, Journal of Physics B: Atomic and Molecular Physics 12, (1979).

¹ P.B. Hogan, S.J. Smith, A.. Georges, and P.. Lambropoulos, Physical Review Letters 41, (1978).

¹ P.B. Hogan, J.L. Carlsten, F.M.J. Pichanick, S.J. Smith, and W.. Smith, Physical Review Letters 37, (1976).