| Year | Author | Article |
| 1999 | Feist, Wolfgang | The Passive House concept for the summer case |
| 1999 | Feist, Wolfgang | A Simplified Method for Determining Thermal Comfort in Summer for Buildings Without Active Cooling |
| 1999 | Schnieders, Jürgen | Night-time ventilation with natural uplift, based on the example of a Passive House administrative building in Cölbe |
| 1999 | Gerber, Andreas | Cooling with subsoil heat exchangers |
| 1999 | Kuhn, Tilmann | Shading elements for windows |