1. Building Physics. Heat, Air and Moisture. Fundamentals and Engineering Methods with Examples and Exercises;Hens,2012
2. Set of European Standards in Responsibility of CEN TC89 Thermal Performance of Buildings and Building Components,2019
3. Project TH01021120 SONG—Střešní Okna Nové Generace (Skylights of New Generation)
4. Passive Houses for different climate zones
5. Passivhaus Institut
https://passiv.de/downloads/03_zertifizierungskriterien_gebaeude_de.pdf