Braslavsky, S. E. (1 de enero de 2007). «Glossary of terms used in photochemistry, 3rd edition (IUPAC Recommendations 2006)». Pure and Applied Chemistry79 (3): 293-465. S2CID96601716. doi:10.1351/pac200779030293.
Braslavsky, S. E. (1 de enero de 2007). «Glossary of terms used in photochemistry, 3rd edition (IUPAC Recommendations 2006)». Pure and Applied Chemistry79 (3): 293-465. S2CID96601716. doi:10.1351/pac200779030293.