| Year | Author | Article |
| 1999 | Feist, Wolfgang | Thermal bridges, Y-values, basic principles for thermal bridge free design |
| 1999 | Schnieders, Jürgen | Determination of thermal bridge coefficients Y and C: Models, discretisation, boundary conditions, software programs |
| 1999 | Feist, Wolfgang | Thermal bridge free design for solid constructions |
| 1999 | Schnieders, Jürgen | Thermal bridge free design with concrete formwork |
| 1999 | Horn, Gerrit | Thermal bridge free design for timber constructions |
| 1999 | Baffia, Enikö | Thermal bridge free terraced houses as mixed constructions in the Passive House estate in Hanover Kronsberg |