@article{IUPAC+I03254+2019, url = {https://doi.org/10.1351/goldbook.I03254}, institution = {International Union of Pure and Applied Chemistry (IUPAC)}, year = {2019}, title = {irradiance (at a point of a surface)}, doi = {doi:10.1351/goldbook.I03254}, edition = {3.0.1} }