1. Exoelektronenemission von Ionenkristallen
2. Proc. IV. Internat. Symp. Exoelectron Emission and Dosimetry, Ed. Liblice 1973 (p. 12).
3. Proc. IV. Internat. Symp. Exoelectron Emission and Dosimetry, (p. 57).
4. Proc. V. Internat. Symp. Exoelectron Emission and Dosimetry, Ed. A. Bohun and A. Scharmann, Zvikov 1976 (p. 89).