Special publics Special public: Planned/unplanned community Path RESIDENCE Planned/unplanned community Number of studies 2 Additional keywords Related correlational subjects List of Studies on this Public Reference Title of publication Public Zehner (1977): study US 1973 Indicators of the Quality of Life in New Communities. Residents communities,planned and unplanned, USA, 1973 Huynh The & Peiser (2016): study VN 2013 From Spontaneous to Planned Urban Development and Quality of Life: the Case of Ho Chi Minh City. Inhabitants of more and less planned areas, Ho Chi Minh city, Vietnam, 2013