1. Oxford English Dictionary (1989). second ed. Oxford: Oxford University Press.
2. Beyond Morphology: Interface Conditions on Word Formation;Ackema,2004
3. Variation and the minimalist program;Adger,2005
4. Combinatorial variability;Adger;Journal of Linguistics,2006
5. Variability and modularity: a response to Hudson;Adger;Journal of Linguistics,2007