@book{106717,
	author = {Grier, Sydney C.,},
	title = {The Advanced-Guard},
	publisher = {Project Gutenberg,},
	year = {2021},
	address = {Salt Lake City, UT :},
	note = {Release date is 2021-07-22},
	url = {https://www.gutenberg.org/ebooks/65895}
}