Retrieved 10 March 2019. ↑ {{cite web |title=Boeing 737 Next Gen MSN 62450 |url=https://www.airfleets.net/ficheapp/plane-b737ng-62450.htm |website=Airfleets.net |accessdate=10 March 2019} ↑ "Ethiopian accident involves four-month old 737 Max". flightglobal.com.