Introducing Sapelli: a mobile data collection platform for non-literate users. - Matthias Stevens; Michalis Vitos; Julia Altenbuchner; Gillian Conquest; Jerome Lewis; Muki Haklay (ACM DEV (4), 2013)

Making local knowledge matter: supporting non-literate people to monitor poaching in Congo. - Michalis Vitos; Jerome Lewis; Matthias Stevens; Muki Haklay (ACM DEV (3), 2013)

Taking Participatory Citizen Science to Extremes. - Matthias Stevens; Michalis Vitos; Julia Altenbuchner; Gillian Conquest; Jerome Lewis; Muki Haklay (IEEE Pervasive Comput., 2014)

Supporting Collaboration with Non-Literate Forest Communities in the Congo-Basin. - Michalis Vitos; Julia Altenbuchner; Matthias Stevens; Gillian Conquest; Jerome Lewis; Muki Haklay (CSCW, 2017)