Romero-Gámez, M., E. M. Suárez-Rey, N. Castilla, and T. Soriano. “Evaluation of Global, Photosynthetically Active Radiation and Diffuse Radiation Transmission of Agricultural Screens”. Spanish Journal of Agricultural Research, Vol. 10, no. 2, May 2012, pp. 306-13, doi:10.5424/sjar/2012102-260-11.