@book{118994,
	author = {Hudgings, William F. and Haldeman-Julius, E.},
	title = {Introduction to Einstein},
	publisher = {Project Gutenberg,},
	year = {2026},
	series = {Ten cent pocket series ; no. 408},
	address = {Salt Lake City, UT :},
	note = {Release date is 2026-03-23},
	url = {https://www.gutenberg.org/ebooks/78274}
}