Röder, Rainer/ Schleicher-Tappeser, Ruggero (1998): Central Hessen – An INSURED Case Study on Sustainable Regional Development. Freiburg. 80 p. (translation of dp-70) / PDF-EN
dp69 – Central Hessen – An INSURED Case Study on Sustainable Regional Development
- dp68 – Tuscany / Val di Cornia – An INSURED Case Study on Sustainable Regional Development
- dp70 – Mittelhessen – Eine INSURED Fallstudie zur nachhaltigen Regionalentwicklung