Loader, N., Miles, D., McCarroll, D., Young, G., Davies, D., Ramsey, C. B., & James, G. (2020). Oxygen isotope dating of oak and elm timbers from the portcullis windlass, Byward Tower, Tower of London. Journal of Archaeological Science, 116, p. 105103. doi:10.1016/j.jas.2020.105103

Loader, Neil, D. Miles, Danny McCarroll, Giles Young, D. Davies, C. Bronk Ramsey, and Gareth James. "Oxygen Isotope Dating of Oak and Elm Timbers From the Portcullis Windlass, Byward Tower, Tower of London." Journal of Archaeological Science 116 (2020): 105103.

Loader, Neil, et al. "Oxygen Isotope Dating of Oak and Elm Timbers From the Portcullis Windlass, Byward Tower, Tower of London." Journal of Archaeological Science 116 (2020): 105103.