1. Optimum storage of heat with a solar house;Speyer;Solar Energy,1959
2. A design procedure for solar heating systems;Klein;Solar Energy,1976
3. A general design method for closed-loop for energy systems;Klein;Solar Energy,1979
4. A simplified method for sizing a solar collector array for space heating;Balcomb,1976
5. Solar hot water handbook, A simplified design method for sizing and costing residential and commercial solar hot water systems;SOLCOST;ERDA, Rep. No. DSE-2531/2,1977