@book{13201,
	author = {van Maanen, Hans},
	title = {How to Study Art Worlds},
	url = {https://library.oapen.org/bitstream/20.500.12657/35329/1/339994.pdf||https://library.oapen.org/bitstream/20.500.12657/35329/1/339994.pdf||https://library.oapen.org/bitstream/20.500.12657/35329/1/339994.pdf}
}