APA Style
      HELBING, D. et al (2021).
    Finance 4.0 - Towards a Socio-Ecological Finance System : A Participatory Framework to Promote Sustainability .
    Cham:
  Springer Cham.
  
MLA Style
      HELBING, Dirk. et al.
    "Finance 4.0 - Towards a Socio-Ecological Finance System : A Participatory Framework to Promote Sustainability".
    
    Cham:
  Springer Cham,
  2021.
  Text.