Name:  Mazur Ludmila N. 
      Location of work:  Ural Federal University (Russia, Ekaterinburg) 
      Position:  Doctor of Historical Sciences, Professor 
      E-mail:   LN.Mazur@urfu.ru  
DIGITAL TURN AND HISTORICAL SCIENCE HISTORICAL, ECONOMIC AND DEMOGRAPHIC STUDIES FEATURES OF THE DEMOGRAPHIC DEVELOPMENT OF EKATERINBURG (LATE 19TH — EARLY 21ST CENTURY)