@inproceedings{inproceedingsc6865638, title = {Role of oxygen in the photodegradation of lignin}, author = {Neumann, Miguel Guillermo and De Groote, Robert Ange Marie Camille and Machado, A E H and Ruggiero, R}, year = {1986}, booktitle = {Iupac. Symposium on Photochemistry} }