@BOOK{NAP20021, title = "Solar Radiation Considerations in Building Planning and Design: Proceedings of a Working Conference", doi = "10.17226/20021", url = "https://nap.nationalacademies.org/catalog/20021/solar-radiation-considerations-in-building-planning-and-design-proceedings-of", year = 1976, publisher = "The National Academies Press", address = "Washington, DC" }