Lessner listiakova, Ivana, Ruiter, Keith, Atenas, Javiera, Betts, Emily, Dacosta, Chrissie, Grey, Robert, Gull, Faraz, Hickey, Alexander, Navan, Nafiseh, Leader, Carolyn, Lecluyse, Wendy, Merry, Caitlyn, Nicholson, Phil, Patel, Avaniben, Pinhal, Yara, Riceman, Zoe, Rich, Omoboroji, Ruiter, Keith, Stella, Marianna, Trowsdale, Jo and Wallace, Kevin (2024) Policy Playbook for co-creation of educational practices. Other. University of Suffolk, Ipswich.

Evans Tang, Harriet and Ruiter, Keith (2023) Horses in Viking Age ritual action. In: The Norse Sorceress: Mind and Materiality in the Viking World. Oxbow Books, Oxford. ISBN 9781789259537

Evans Tang, Harriet, J. and Ruiter, Keith (2023) Exploring animals as agents and objects in Early Medieval Iceland and Scandinavia. In: Animals and Animated Objects in the Early Middle Ages. Brepols Publishers, Turnhout. ISBN 9782503600901

Ruiter, Keith (2021) Legal custom & Lex Castrensis?: using law and literature to navigate the North-Sea neighbourhood in the Late Viking Age. In: Britain & its Neighbours: Cultural Contacts & Exchanges in Medieval & Early Modern Europe,. Routledge, London, England, pp. 105-120. ISBN 9780429324741

Ruiter, Keith (2020) Berserks behaving badly: manipulating normative expectations in Eyrbyggja saga. In: Narrating Law and Laws of Narration in Medieval Scandinavia. Ergänzungsbände zum Reallexikon der Germanischen Altertumskunde (117). De Gruyter, pp. 171-184. ISBN 9783110654219

Ruiter, Keith (2020) Linking law: Viking and Medieval Scandinavian Law in literature and history. The Historian. pp. 8-12.

Ruiter, Keith (2019) A deviant word hoard: a preliminary study of non-normative terms in early Medieval Scandinavia. In: Social Norms in Medieval Scandinavia. Beyond Medieval Europe . ARC, Amsterdam University Press, Amsterdam, Netherlands, pp. 201-212. ISBN 9781641892414

Ruiter, Keith and Ashby, Steven P. (2019) Different strokes: judicial violence in Viking-Age England and Scandinavia. Viking and Medieval Scandinavia, 14. pp. 153-184. ISSN 1782-7183

Kyriakou, Aristea, Loovers, Jan Peter Laurens, Moir, Annette, Peers, Eleanor and Ruiter, Keith (2018) Sharing a voice: early-career scholars and the arctic. Education in the North, 25 (1-2). pp. 181-185. ISSN 2398-0184