Sustainable consumer servicesMinna Halme, Gabriele Hrauda, Christine Jasch, Jaap Kortman, Helga Jonuschat, Michael Scharp, Daniela Velte, Paula Trinidade · First published 2005Open the Tome
Eco-service developmentSiegfried Behrendt, Jaap Kortman, Christine Jasch, Gabriele Hrauda, Ralf Pfitzner · First published 2001Open the Tome
