Smartphones als Forschungsmethode? - Thomas Daum; Regina Birner; Hannes Buchwald; Ansgar Gerlicher (GIL Jahrestagung, 2018)

Smartphone apps as a new method to collect data on smallholder farming systems in the digital age: A case study from Zambia. - Thomas Daum; Hannes Buchwald; Ansgar Gerlicher; Regina Birner (Comput. Electron. Agric., 2018)

Of milk and mobiles: Assessing the potential of cellphone applications to reduce cattle milk yield gaps in Africa using a case study. - Christian A. Bateki; Thomas Daum; Ana Salvatierra-Rojas; Joachim Müller; Regina Birner; Uta Dickhöfer (Comput. Electron. Agric., 2021)

E-diary: a digital tool for strengthening accountability in agricultural extension. - Angella Namyenya; Thomas Daum; Patience B. Rwamigisa; Regina Birner (Inf. Technol. Dev., 2022)