Analysis of information sources in references of the Wikipedia article "List of terrorist incidents involving railway systems" in English language version.
В результате взрыва в метро Санкт-Петербурга погибли 14 человек, сообщила министр здравоохранения России Вероника Скворцова. [In the aftermath of explosion in the metro of Saint Petersburg 14 people have died, reported by the minister of health of Russia Veronika Skvortsova]
