@book{90111,
	author = {Hodgson, Fred T.},
	title = {ABC of the steel square and its uses},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-06-24},
	url = {https://www.gutenberg.org/ebooks/49273}
}