@phdthesis{hayden_history_1981,
	address = {Ames},
	type = {Doctor of {Philosophy}},
	title = {A history of the "new math" movement in the {United} {States}},
	url = {https://lib.dr.iastate.edu/rtd/7427/},
	language = {en},
	urldate = {2023-12-19},
	school = {Iowa State University, Digital Repository},
	author = {Hayden, Robert W.},
	year = {1981},
	doi = {10.31274/rtd-180813-5631},
	note = {Pages: 6310163},
}

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