The A's have plenty of pieces, but the rotation puzzle remains a work in progress - The Athletic
Oakland A's call up top prospect Jesus Luzardo - Athletics Nation
Farm System Rankings: Pitchers
Oakland A's prospect watch: Jesus Luzardo, A.J. Puk return to action - Athletics Nation
Athletics face major questions in offseason
A's Farm Report: Dunshee, Cotton, Kaprielian & More Pitchers on the Move โ A's Farm
Oakland A's left-handed ace Sean Manaea is aiming for a midseason return from shoulder surgery, Sports
Daniel Gossett adjusting after elbow surgery
Cedar Rapids native A.J. Puk called up to big leagues
Oakland A's top prospect A.J. Puk to have Tommy John surgery - Athletics Nation
Where do A's go now after Montas suspension?, Sports
Jharel Cotton among prominent A's starters nearly ready to return
2020 Surprise Stadium Spring Training Program - Kansas City Royals by ROX Media Group - Issuu
Seattle Mariners - Ending the Drought - OOTP Developments Forums
With Jharel Cotton out for the year, where will the A's turn for starting pitching? - The Athletic