@book{80098,
	author = {Bowditch, Charles P.},
	title = {Was the Beginning Day of the Maya Month Numbered Zero (or Twenty) or One?},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-03-25},
	url = {https://www.gutenberg.org/ebooks/39259}
}