Peer matching: http://www.cssp.org/publications/neighborhood-investment/technical-assistance/guide-for-peer-match-facilitators.pdf
Trends in peer learning (2005): http://www.jesexpertise.be/bibb/bijlagen/trends.pdf
Peer learning in the public sector: https://www.effectiveinstitutions.org/media/Peer_learning_study_final_-_2_aNmdMkD.pdf
