- US: Chesapeake Energy & Southwestern Energy in merger talks | World Business Watch WION
- Southwestern, Chesapeake Energy Close to Merger, WSJ Says Bloomberg
- Report: Southwestern & Chesapeake Planning $17 Billion Merger news9.com KWTV
- Chesapeake and Southwestern in talks to form largest US gas producer Financial Times
- Southwestern, Chesapeake Energy close to $17 billion merger – source Reuters.com