@misc{hanks_plate_2012,
	title = {Plate tectonics},
	url = {https://pubs.usgs.gov/gip/dynamic/historical.html},
	urldate = {2020-09-01},
	author = {Hanks, B},
	month = jul,
	year = {2012},
	note = {Publisher: U.S. Geological Survey},
}