1. Inspectors-conductors. Who are they actually?
http://poznayka.org/s54550t1.html
. Accessed 15 Aug 2018
2. Compulsory measures at checking the availability of tickets for passengers of electric trains.
http://legal-forum.ru/showthread.php?t=8940
. Accessed 15 Aug 2018
3. Sankov, V.G., Morozov, S.A.: Transportation and Cash Management of Passengers of Suburban Electric Trains: Logistic Aspect: Monograph Transportation and Control-Cash Service of Passengers of Suburban Electric Trains: Logistic Aspect: Monograph, p. 164. Publishing House KUBiK Ltd., Saratov (2017)
4. Useful laws for passengers wishing to assert their rights in conflicts with inspectors-conductors in electric trains, and other vital advice.
http://poznayka.org/s54552t1.html
. Accessed 15 Aug 2018
5. Travel for free on the electric train. A guide for the economical.
http://sovserv.su/showthread.php?t=321
. Accessed 15 Aug 2018,
http://poezd.drezna.ru/info/2014/proverka-biletov/
. Accessed 15 Aug 2018