Columbia subject headings:
City planning--Social aspects--Brazil--21st century.
City planning--Social aspects--Colombia--Medellín--21st century.
Sociology, Urban.
Urban violence--Latin America--Prevention--21st century.
Harvard subject headings:
Princeton subject headings:
City planning--Social aspects--Brazil--21st century.
City planning--Social aspects--Colombia--Medellin--21st century.
Sociology, Urban.
Urban violence--Latin America--Prevention--21st century.