There has been data ("Biaa Ksiega Smolenskiej Tragedii: Warszawa, Czerwiec-Lipiec 2011 R.: Zespo Parlamentarny DS. Zbadania Przyczyn Katastrofy Tu-154m Z 10 Kwietnia 2010 R") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Sat Aug 24 06:51:56 2019, so the data displayed here has been removed .