http://www.svyatorus.com/istoriya/5362-ah-kakuyu-stranu-my-poteryali.html

http://rusrep.ru/article/2013/03/24/gavrilov/

http://www.pravda.ru/society/family/life/03-11-2003/39288-0/

http://econet.ru/articles/62187-samyy-znamenityy-uchenyy-sovremennosti-stiven-hoking-o-svoih-otnosheniyah-s-bogom#