[1] Penrod, E.B. (1964) Solar Load Analysis by Use of Orthographic Projections and Spherical Trigonometry. Solar Energy, 8, 127-133. http://dx.doi.org/10.1016/0038-092X(64)90073-8
[2] Capeluto, I.G., Yezioro, A. and Shaviv, E. (2003) Climatic Aspects in Urban Design—A Case Study. Building and Environment, 38, 827-835. http://dx.doi.org/10.1016/0360-5442(81)90061-X
[3] Moon, S.H., Felton, K.E. and Johnson, A.T. (1981) Optimum Tilt Angles of a Solar Collector. Energy, 6, 895-899. http://dx.doi.org/10.1016/0360-5442(81)90061-X
[4] Markvart, T. (1994) Solar Electricity. John Wiley & Sons, Chichester.
[5] Yakup, M.A.B.H.M. and Malik, A.Q. (2001) Optimum Tilt Angle and Orientation for Solar Collector in Brunei Darussalam. Renewable Energy, 24, 223-234. http://dx.doi.org/10.1016/S0960-1481(00)00168-3
[6] Elminir, H.K., Ghitas, A.E., El-Hussainy, F., Hamid, R., Beheary, M.M. and Abdel-Moneim, K.M. (2006) Optimum Solar Flat-Plate Collector Slope: Case Study for Helwan, Egypt. Energy Conversion and Management, 47, 624-637. http://dx.doi.org/10.1016/j.enconman.2005.05.015
[7] Dave, J.V. (1977) Validity of the Isotropic-Distribution Approximation in Solar Energy Estimations. Solar Energy, 19, 331-333. http://dx.doi.org/10.1016/0038-092X(77)90002-0
[8] Temps, R.C. and Coulson, K.L. (1977) Solar Radiation Incident upon Slopes of Different Orientations. Solar Energy, 19, 179-184. http://dx.doi.org/10.1016/0038-092X(77)90056-1
[9] Perez, R., Stewart, R., Arbogast, C., Seals, R. and Scott, J. (1986) An Anisotropic Hourly Diffuse Radiation Model for Sloping Surfaces: Description, Performance Validation, Site Dependency Evaluation. Solar Energy, 36, 481-497. http://dx.doi.org/10.1016/0038-092X(86)90013-7
[10] Bugler, J.W. (1977) The Determination of Hourly Isolation on an Inclined Plane Using a Diffuse Irradiance Model Based on Hourly Measured Global Horizontal Isolation. Solar Energy, 19, 477-491.
http://dx.doi.org/10.1016/0038-092X(77)90103-7
[11] Shariah, A., Al-Akhras, M.-A. and Al-Omari, I.A. (2002) Optimizing the Tilt Angle of Solar Collectors. Renewable Energy, 26, 587-598. http://dx.doi.org/10.1016/S0960-1481(01)00106-9
[12] Ozgenera, O. and Hepbaslib, A. (2005) Performance Analysis of a Solar-Assisted Ground-Source Heat Pump System for Greenhouse Heating: An Experimental Study. Building and Environment, 40, 1040-1050.
http://dx.doi.org/10.1016/j.buildenv.2004.08.030
[13] Löf, G.O.G. and Tybout, R.A. (1973) Cost of House Heating with Solar Energy. Solar Energy, 14, 253-278. http://dx.doi.org/10.1016/0038-092X(73)90094-7
[14] Heywood, H. (1971) Operating Experiences with Solar Water Heating. Journal of the Institute of Heating, Ventilation and Energy, 39, 63-69.
[15] Gunerhan, H. and Hepbasli, A. (2007) Determination of the Optimum Tilt Angle of Solar Collectors for Building Applications. Building and Environment, 42, 779-783.
http://dx.doi.org/10.1016/j.buildenv.2005.09.012
[16] Shaviv, E. and Yezioro, A. (1997) Analyzing Mutual Shading among Buildings. Solar Energy, 59, 83-88.
http://dx.doi.org/10.1016/S0038-092X(96)00103-X
[17] Reda, I. and Andreas, A. (2004) Solar Position Algorithm for Solar Radiation Applications. Solar Energy, 76, 577-589. http://dx.doi.org/10.1016/j.solener.2003.12.003
[18] Kroner, W.M. and Abrey, D. (1985) From the Sun’s Point of View. 10th National Passive Solar Conference, Raleigh.