@book{100143,
	author = {Bertrand, Georges Etienne and Solbert, Oscar N.,},
	title = {Tactics and duties for trench fighting},
	publisher = {Project Gutenberg,},
	year = {2019},
	address = {Salt Lake City, UT :},
	note = {Release date is 2019-04-20},
	url = {https://www.gutenberg.org/ebooks/59317}
}