Houston Astros: An oral history of 6-pitcher no-hitter vs. Yankees
The Houston Astros Find a New Way to Embarrass Themselves
Lance Berkman – Society for American Baseball Research
Predicting the Next Retired Number for Every Team - The Crawfish Boxes
No longer an ace, Oswalt retires
Roy Oswalt - Wikipedia
Lance Berkman - Wikipedia
Dealing Roy Oswalt was catalyst for Astros' rebirth
Who will have the Astros' next retired number?