Bendjaballah, Sabrina, and Martin Haiden. "A Typology of Emptiness in Templates." In Sounds of Silence, edited by Jutta Hartmann, Veronika Heged?s and Henk van Riemsdijk, 21-57. Elsevier, 2008.

Lowenstamm, Jean. "Little n, ROOT, and Types of Nouns." In The Sounds of Silence: Empty Elements in Syntax and Phonology, edited by Jutta Hartmann, Veronika Heged?s and Henk van Riemsdijk, 105-143. Amsterdam: Elsevier, 2007.