@inbook{Marshall+1989+361+382,
url = {https://doi.org/10.3138/9781487577544-013},
title = {References},
booktitle = {The Structure of Urban Systems},
author = {John Marshall},
publisher = {University of Toronto Press},
address = {Toronto},
pages = {361--382},
doi = {doi:10.3138/9781487577544-013},
isbn = {9781487577544},
year = {1989},
lastchecked = {2026-05-01}
}