Change your cover photoUpload Change your cover photoUpload Change your cover photo Aleksander Alekseev This user account status is Approved followers0 following0 Follow About About Posts Posts Comments Comments This user has not added any information to their profile yet.Company / InstitutionSaint Petersburg Mining UniversityCountryRussian FederationRegistration DateJoined 30.5.2018User LocationSt Petersburg, Russia Only fill in if you are not human