E. Solsman, Joan (November 12, 2014). "YouTube's Music Key: Can paid out streaming eventually hook the masses?". Oreskovic, Alexei (February 5, 2014). "Google faucets longtime executive Wojcicki to head YouTube". Oreskovic, Alexei (January 23, 2012). "Exclusive: YouTube hits four billion each day online video sights". Raushenbush, Paul (March 19, 2012). "President Jimmy Carter Authors New Bible Book, Answers Hard Biblical Questions".