Do I have a case against Turkish Airlines for making me and my wife buy new tickets as well as cancelling our return flights (one of which was with another airline)? :
air travel - Where can I find the e-ticket number of a previously flown Turkish Airlines flight? - Travel Stack Exchange
Review of Turkish Airlines flight from Istanbul to İzmir in Business
Open letter to Turkish Airlines > Lost Luggage – LE JOURNAL À BORD DU VIN PARFAIT