@book{Gruntzel+2015,
url = {https://doi.org/10.3790/9783428564033},
title = {Über Kartelle},
title = {},
author = {Josef Gruntzel},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428564033},
isbn = {9783428564033},
year = {1902},
lastchecked = {2015}
}