Big Bang Theory' series finale: What the CBS hit says about quality TV (and ourselves)

The Big Bang Theory' will end after Season 12 in May 2019

The Big Bang Theory: 7 reasons it's the biggest show on TV

The Big Bang Theory' finale: The end of an era in TV programming? - Red Deer Advocate

The Big Bang Theory stars share their favorite memories

The Big Bang Theory Cast on Being 'Blindsided' by Jim Parsons' Exit

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The Big Bang Theory' is right to finish after the coming 12th season

Big Bang Theory' Stars Kaley Cuoco and Jim Parsons Had Hard Feelings About the Show Ending

Big Bang Theory' Series Finale Review: It Ends with a Cameo—Spoilers – IndieWire

The Big Bang Theory,' a Durable Hit for CBS, Will End in 2019 - The New York Times

Big Bang Theory': Why Jim Parsons Walked Away From One of TV's Biggest Hits – The Hollywood Reporter