Grading the Mets' signing of Dellin Betances - Amazin' Avenue
New York Mets' Dellin Betances starts new chapter in same city - ESPN
Dellin Betances, Andrew Miller not worried about Yankees closer role – New York Daily News
Why did Dellin Betances decline during the second half of 2015? - Pinstripe Alley
Dellin Betances Q&A with Yankees Magazine
Yankees' Dellin Betances leads MLB in wildly bad stat
Dellin Betances' works to make mother proud
Mets' late rally vs. Yankees undone by Dellin Betances' wild pitch in ninth inning - Newsday
Mets' Dellin Betances to have season-ending surgery
Mets must re-sign their 2019 Christmas gift, Dellin Betances