H. Stoll, M. Koch, U. Lauff, K. Maier, J. Major, et al.. Beam-based age-momentum correlation studies of positronium spin conversion in paramagnetic solutions and of positron trapping at defects in diamonds.
Slow Positron Beam Techniques for Solids and Surfaces: International Workshop 5, Aug 1992, Jackson Hole, United States. pp.179-189.
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