Smart citizens for Smart cities: the role of social media for expanding local democracy (The case of local referendums in Bulgaria).
Smart Cities and Regional Development (SCRD) Journal, [S.l.], v. 2, n. 2, p. 19-33, june 2018.
ISSN 2537-3803. Available at: <http://scrd.eu/index.php/scrd/article/view/35>. Date accessed: 24 may 2019.