@article{G. Hartmann1994,
author = "G. Hartmann and B. Arndt and K. Grote and I. Kappel",
journal = "European Journal of Mineralogy",
number = "Beih. 1",
pages = "95",
title = "{C}hemistry and technology of ancient glass from {L}ower {S}axony and {H}esse",
volume = "6",
year = "1994",
}