David Samuel, Godfried T. Toussaint. Computing the external geodesic diameter of a simple polygon. Computing, 44(1):1-19, 1990. [doi]
@article{SamuelT90,
title = {Computing the external geodesic diameter of a simple polygon},
author = {David Samuel and Godfried T. Toussaint},
year = {1990},
doi = {10.1007/BF02247961},
url = {http://dx.doi.org/10.1007/BF02247961},
researchr = {https://researchr.org/publication/SamuelT90},
cites = {0},
citedby = {0},
journal = {Computing},
volume = {44},
number = {1},
pages = {1-19},
}