@book{+1983,
url = {https://doi.org/10.1515/9783110970333},
title = {Part 2 Sources 1796-1949},
publisher = {K. G. Saur},
address = {Berlin, Boston},
doi = {doi:10.1515/9783110970333},
isbn = {9783110970333},
year = {1983},
lastchecked = {2026-04-29}
}