@incollection{NehrSimmler2023, author = {Nehr, Sascha and Simmler, Walter}, title = {Air, 6. Photochemical Degradation}, booktitle = {Ullmann's Encyclopedia of Industrial Chemistry}, edition = {1}, isbn = {9783527303854}, doi = {10.1002/14356007.o02_o06.pub2}, year = {2023}, }