https://www.mpib-berlin.mpg.de/265301/02_research_report_2011_buch.pdf (Any fulltext)
02_research_report_2011_buch.pdf (Any fulltext), 16MB
Max Planck Institute for Human Development, Max Planck Society (Ed.).(2014). Research report 2011-2013. Berlin: Max Planck Institute for Human Development.