@book{109466,
	author = {De Morgan, Augustus,},
	title = {Elements of arithmetic},
	publisher = {Project Gutenberg,},
	year = {2022},
	address = {Salt Lake City, UT :},
	note = {Release date is 2022-08-01},
	url = {https://archive.org/details/elementsofarithm00demorich}
}