Joncourt, Simon, Gebauer, Heiko, Reynoso, Javier, Cabrera, Karla, Valdes, Ana and De Vita, Katharina ORCID: 0000-0002-5030-5588 (2019) Extending the Base-of-the-Pyramid Concept. Service Science, 11 (3). pp. 241-261. ISSN 2164-3970 (Online) (doi:https://doi.org/10.1287/serv.2019.0247)