(1990) Why boys will be boys and girls will be girls: Understanding colloquial tautologies. Journal of Psycholinguistic Research, 19 (2): 125–45. 10.1007/BF01068094
(1933) Symbolic value of the vowel i. In: O. Jespersen (ed.), Linguistica: Selected papers in English, French and German (pp.283–303). Copenhagen: Levin and Munksgaard.
Perniss, Pamela, Robin L. Thompson and Gabriella Vigliocco
(2010) Iconicity as a general property of language: Evidence from spoken and signed languages. Frontiers in Psychology1: Article 227. 10.3389/fpsyg.2010.00227