*If you use the data, please aknowledge the following reference:
Marius Paulescu, Ciprian Dughir, Eugenia Tulcan-Paulescu, Mihaela Lascu, Paul Gravila, Traian Jurca, "Solar Radiation Modeling and Measurements in
Timisoara, Romania: Data and Model Quality",
Environmental Engineering and Management Journal (EEMJ) Vol.9, No.8, pp1089 (2010).
(see
abstract)