@book{24589,
	author = {Cobussen, Marcel},
	title = {The Field of Musical Improvisation},
	url = {https://library.oapen.org/bitstream/20.500.12657/31169/1/637220.pdf||https://library.oapen.org/bitstream/20.500.12657/31169/1/637220.pdf||https://library.oapen.org/bitstream/20.500.12657/31169/1/637220.pdf}
}