Philip Freund
- Packaged heat pumps for housing. In: Bâtiment International / Building Research and Practice, v. 7, n. 6 (November 1979). (1979):
- Pompes à chaleur monobloc pour l'habitation. In: Bâtiment International / Building Research and Practice, v. 7, n. 6 (November 1979). (1979):