@mastersthesis {2955,
	title = {A study of {\textquoteright}agency{\textquoteright} in English and other languages. PhD thesis},
	year = {1978},
	month = {1978},
	school = {University of Edinburgh},
	address = {Edinburgh},
	keywords = {NG},
	author = {Roberts, David}
}
@inbook {2954,
	title = {On tridirectional feature systems for vowels},
	booktitle = {Dependency and non-linear phonology},
	year = {1986},
	month = {1986},
	pages = {281-303},
	publisher = {Croom Helm},
	organization = {Croom Helm},
	address = {London},
	keywords = {DP},
	author = {Rennison, John},
	editor = {Durand, Jacques}
}
