@book{20079,
	author = {Müller, Stefan},
	title = {Grammatical theory: From transformational grammar to constraint-based approaches},
	url = {https://library.oapen.org/bitstream/20.500.12657/32372/1/611693.pdf||https://library.oapen.org/bitstream/20.500.12657/32372/1/611693.pdf||https://library.oapen.org/bitstream/20.500.12657/32372/1/611693.pdf}
}