Best relievers in Cubs history

The 1906-10 Chicago Cubs: The Best Team in National League History – Society for American Baseball Research

Cubs' bullpen expected to take trade-deadline hit, but relievers have been through this before - Chicago Sun-Times

Chicago Cubs reliever Pedro Strop elects free agency after appearing in just two games this season - ABC7 Chicago

Cubs pitchers combine for no-no

No-hitter No. 7: Cubs order up a combo in L.A. - The Columbian

Best relievers in Cubs history

Chicago Cubs all-time lists of the best and worst - Cubbies Crib

Relief Pitching and the 2016 World Series

For Decades, Relievers Pitched Better Than Starters. Not Anymore.

Alzolay embracing bullpen role for Cubs

Cubs with biggest comeback in history against White Sox

The Top 10 Closers in Chicago Cubs Franchise History, News, Scores, Highlights, Stats, and Rumors

Chicago baseball report: Up next for Cubs, White Sox this week

Cy Steele makes his pitch as NL's best while Cubs edge Brewers

Devin Williams could set MLB record and other Brewers records to watch