1. General Telephone & Electric Research Laboratory, 40 Sylvan Road, Waltham, MA 02154.
2. A stationary evacuated tube with integrated concentrator for 100–300°C;O'Gallagher,1981
3. An evacuated CPC collector tube for industrial process applications;O'Gallagher,1981
4. Performance testing of a panel of evacuated tubes with integrated CPC;O'Gallagher,1982
5. A new evacuated CPC collector tube;O'Gallagher;Solar Energy,1982