American Psychological Association 7th edition

Lewis, R. Y., & Birkenfeld, M. (ca. 2023). Keeping the hydra in its cave : viewshed analysis and the Frankish blockade of Fāṭimid Ascalon (1132–1153) [Book]. Exploring Outremer, II (2023) 48-73, II (2023) 48-73.

Chicago Manual of Style 17th edition (author-date)

Lewis, Rafael Y., and Michal Birkenfeld. 2023. “Keeping the hydra in its cave : viewshed analysis and the Frankish blockade of Fāṭimid Ascalon (1132–1153)”. Book. Exploring Outremer, no. II (2023) 48-73: II (2023) 48-73.

Springer - Basic (author-date)

Lewis RY, Birkenfeld M (2023) Keeping the hydra in its cave : viewshed analysis and the Frankish blockade of Fāṭimid Ascalon (1132–1153). Exploring Outremer II (2023) 48-73

Springer - Lecture Notes in Computer Science

1.Lewis, R.Y., Birkenfeld, M.: Keeping the hydra in its cave : viewshed analysis and the Frankish blockade of Fāṭimid Ascalon (1132–1153). Exploring Outremer. II (2023) 48-73 (2023).

DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690

Lewis, Rafael Y. ; Birkenfeld, Michal: Keeping the hydra in its cave : viewshed analysis and the Frankish blockade of Fāṭimid Ascalon (1132–1153). In: Exploring Outremer (2023), Nr. II (2023) 48-73, pp. II (2023) 48-73

Warning: These citations may not always be 100% accurate.