M. Morishita, D. Sprague, T. Sakamoto, N. Ishitsuka. Application of RTK-GNSS technology for field surveys based on cm-level high-precision positioning information. Geographical Reports of Tokyo Metropolitan University. 2022. 57. 31-37
Mari Nishikawa, Mariko Suzuki, David S. Sprague. Activity synchrony and travel direction synchrony in wild female Japanese macaques. Behavioural Processes. 2021. 191. 104473-104473
D. S. Sprague. Professor Kawai: a pioneer and communicator (In M. Nakamichi: Professor Masao Kawai, a pioneer and leading scholar in primatology and writer of animal stories for children). Primates. 2021. 62. 5. 688-689
David S. Sprague. Mapping Diffuse Anxiety. Society for Cultural Anthropology: Fieldsights. 2021
Sprague David S. Review of Herding Monkeys to Paradise: How Macaque Troops Are Managed for Tourism in Japan, By John Knight. Brill, Leiden, 2011. Journal of Japanese Studies. 2014. 40. 1. 144-147