Publications
Botha, Rudolph P. 2009. On musilanguage/“Hmmmmm” as an evolutionary precursor to language. Language & Communication 29 (1) : 61–76. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
Botha, Rudolph P. 2008. On modelling prelinguistic evolution in early hominins. Language & Communication 28 (3) : 258–275. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
Botha, Rudolph P. 2008. Prehistoric shell beads as a window on language evolution. Language & Communication 28 (3) : 197–212. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
Botha, Rudolph P. 2007. On homesign systems as a potential window on language evolution. Language & Communication 27 (1) : 41–53. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
Botha, Rudolph P. 2006. On the Windows Approach to language evolution. Language & Communication 26 (2) : 129–143. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)