http://www.sgi-network.org/2017/About
https://www.nabu.de/imperia/md/content/nabude/landwirtschaft/agrarreform/171121-executivesummary.pdf
https://library.fes.de/pdf-files/wiso/14700.pdf
https://www.devcommittee.org/sites/dc/files/download/Documents/2023-03/Final_DC2023-0002%20evolution%20paper.pdf