2012 - Artikelen
Botha, R. (2012). Protolanguage and the ‘God particle’. Lingua, (122), 1308-1324.
2011 - Boekdelen / hoofdstukken
Botha, R. (2011). Inferring modern language for ancient objects. In Maggie Tallerman & Kathleen R. Gibson (Eds.), The Oxford handbook of Language Evolution Oxford University Press.
2011 - Artikelen
Botha, R. (2011). Constraining the arbitrariness of exaptationist accounts of the evolution of language. Lingua, 121(2011), 1552-1563.
2010 - Artikelen
Botha, R. (2010). On the soundness of inferring modern language from symbolic behaviour. Cambridge Archaeological Journal, 20, 345-356.
2009 - Boekredactie
Botha, R. & Knight, C.G. (2009). The Cradle of Language. Oxford: Oxford University Press.
Botha, R. & Knight, C.G. (2009). The Prehistory of Language. Oxford: Oxford University Press.
2009 - Boekdelen / hoofdstukken
Botha, R. (2009). 1 Introduction: rewards and challenges of multiperspectival work on the evolution of language and speech. In R Botha & C Knight (Eds.), The prehistory of language Oxford: Oxford University Press.
Botha, R. (2009). Theoretical underpinnings of inferences about language evolution. In R Botha & C Knight (Eds.), The cradle of language Oxford: Oxford University Press.
Botha, R. (2009). What are windows on language evolution?. In R Botha & H de Swart (Eds.), Language evolution: the view from restricted linguistic systems Utrecht: LOT.
2009 - Artikelen
Botha, R. (2009). On musilanguage/"Hmmmmm" as an evolutionary precursor to language. Language & Communication, 29, 61-76.
2008 - Artikelen
Botha, R. (2008). On modelling prelinguistic evolution in early hominins. Language & Communication, 28(3), 258-275.
Botha, R. (2008). Prehistoric shell beads as a window on language evolution. Language & Communication, 28(3), 197-212.