@book{61905,
	author = {Piper, H. Beam,},
	title = {Oomphel in the Sky},
	publisher = {Project Gutenberg,},
	year = {2007},
	series = {Produced from Analog Science Fact—Science Fiction, November 1960.},
	address = {Salt Lake City, UT :},
	note = {Release date is 2007-02-23},
	url = {https://www.gutenberg.org/ebooks/20649}
}