@inbook{+1970+1+6,
url = {https://doi.org/10.4159/harvard.9780674180666.c2},
title = {Leonardo da Vinci (1452–1519): THE EARTH AND THE SEA},
booktitle = {A Source Book in Geology, 1400–1900},
publisher = {Harvard University Press},
address = {Cambridge, MA and London, England},
pages = {1--6},
doi = {doi:10.4159/harvard.9780674180666.c2},
isbn = {9780674180666},
year = {1970},
lastchecked = {2026-05-03}
}