You may also wish to search for items by Troxler.
Only one matching reference was found.
Ruede, R.; Troxler, H.; Beglinger, C.; Jungen, M., The dissociation energies of the positive ions NH3+, NF3+, PH3+, PF3+ and PCl3+, Chem. Phys. Lett., 1993, 203, 477. [all data]