The story of "ugly duckling" : the run-down slum that survived the socialist system of government has turned to desirable residential areaNutt, Nele; Hiob, Mart; Nurme, Sulev15th IPHS Conference : Cities, Nations & Regions in Planning History : Sao Paulo, Brazil, 15-18 July 2012 : book of abstracts2012 / p. 330-331 https://www.researchgate.net/publication/303765191_THE_STORY_OF_UGLY_DUCKLING_THE_RUN-DOWN_SLUM_THAT_SURVIVED_THE_SOCIALIST_SYSTEM_OF_GOVERNMENT_HAS_TURNED_TO_DESIRABLE_RESIDENTIAL_AREA