Harvard Open Access Project (HOAP) » Open Access Tracking Project (OATP) » Get started as a tagger
https://cyber.harvard.edu/hoap/Get_started_as_a_tagger
Harvard Open Access Project (HOAP) » Open Access Tracking Project (OATP) » Get started as a tagger
https://cyber.harvard.edu/hoap/Get_started_as_a_tagger