The Sierra Madera crater is listed in the PASSC database, hosted at Canada
The Strangely Beautiful Sierra Madera Astrobleme – Madam Mayo
Impact Craters in America - Topozone
Meteorites Make Good Impression
United States Meteorite Impact Craters - Sierra Madera CRATER, Texas
Earth's Impact Events Through Geologic Time: A List of Recommended Ages for Terrestrial Impact Structures and Deposits
Exploring Unique Craters in Texas: A Lone Star Adventure
List of impact structures in North America - Wikipedia
Day Trips: Sierra Madera Astrobleme: Meteor crater south of Fort Stockton creates a blemish on the desert floor - Columns - The Austin Chronicle
Marquez crater - Wikipedia
United States Meteorite Impact Craters - Sierra Madera CRATER, Texas
Odessa Meteor Crater - Wikipedia
Discover the 10 Biggest Impact Craters in the US - A-Z Animals