Díaz-Perdomo, Yolanda, Luis Ignacio Álvarez-González, and María José Sanzo-Pérez. “Non-Profit Organization-Business Value Co-Creation: Conceptualization and Scale Development”. Harvard Deusto Business Research 9, no. 1 (June 4, 2020): 3-19. Accessed October 25, 2020. https://hdbresearch.com/hdbr/article/view/253.