Digital Transformation and Global Society Second International Conference, DTGS 2017, St. Petersburg, Russia, June 21–23, 2017, Revised Selected Papers - Alexandrov, Daniel A.; Boukhanovsky, Alexander V.; Chugunov, Andrei V.; Kabanov, Yury; Koltsova, Olessia (Springer International Publishing : Imprint: Springer, 2017)