TY - RPRT TI - Problems associated with the measurement of coherence parameters - Superelastic electron scattering by laser-excited Ba-138(...6s6p1P1) atoms AU - Zetner, P. W. AU - Trajmar, S. AU - Csanak, G. AU - Clark, R. E. H. PY - 1989 UR - https://ntrs.nasa.gov/citations/19890055791 ID - 19890055791 ER -