The Elements of Java™ Style (SIGS Reference Library, Series Number 15): Vermeulen, Allan, Ambler, Scott W., Bumgardner, Greg, Metz, Eldon, Misfeldt, Trevor, Shur, Jim, Tieou, Cao: 9780521777681: Amazon.com: Books
OAuth 2.0 Java Guide: Secure Your App in 5 Minutes | Okta Developer