Giving voice to the silent: a framework for understanding stakeholders' participation in socially-oriented initiatives, community-based actions and humanitarian operations projects. - José Alberto de Camargo; Paulo Sérgio Miranda Mendonça; Jorge Henrique Caldeira de Oliveira; Charbel José Chiappetta Jabbour; Ana Beatriz Lopes de Sousa Jabbour (Ann. Oper. Res., 2019)