@misc{havermeyer_nondestructive_resolution_1998, 
author={Havermeyer, F., Rupp, R. A., Lyuksyutov, S. F., Eckerlebe, H., Staron, P., Vollbrandt, J.},
title={Nondestructive resolution of higher harmonics of light-induced volume gratings in PMMA with Cold Neutrons},
year={1998},
howpublished = {journal article},
note = {Havermeyer, F.; Rupp, R.; Lyuksyutov, S.; Eckerlebe, H.; Staron, P.; Vollbrandt, J.: Nondestructive resolution of higher harmonics of light-induced volume gratings in PMMA with Cold Neutrons. Physical Review Letters. 1998. vol. 80, no. 15, 3272-3275.}}