Mary Beth Griggs, “4 Questions About Google’s Self-Driving Car Crash”, Popular Mechanics, 11 августа 2011 г., http://www.popularmechanics.com/cars/news/industry/4-questions-about-googles-self-driving-car-crash; John Markoff, “Google Cars Drive Themselves, in Traffic”, New York Times, 9 октября 2010 г., http://www.nytimes.com/2010/10/10/science/10google.html.