@inbook{Willink+2012+266+276,
url = {https://doi.org/10.1515/9789048514908-018},
title = {Appendix 7. Petermann’s maps of 1865 and 1869},
booktitle = {The Fateful Journey},
booktitle = {The Expedition of Alexine Tinne and Theodor von Heuglin in Sudan (1863-1864)},
author = {Robert Joost Willink},
editor = {Jacques Thomassen and Kasper van Ommen},
publisher = {Amsterdam University Press},
address = {Amsterdam},
pages = {266--276},
doi = {doi:10.1515/9789048514908-018},
isbn = {9789048514908},
year = {2012},
lastchecked = {2026-05-07}
}