@misc{zeng_thermodynamics_of_1999, 
author={Zeng, K.,Klassen, T.,Oelerich, W.,Bormann, R.},
title={Thermodynamics of the Ni-H system},
year={1999},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Zeng, K.; Klassen, T.; Oelerich, W.; Bormann, R.: Thermodynamics of the Ni-H system. Journal of Alloys and Compounds. 1999. vol. 283, 151-161.}}