@inproceedings{inproceedings2b8d37e1, title = {Dioxan lignins from pinus caribaea hondurensis . Part b. Effect of the extraction time}, author = {Montanari, S and Curvelo, Antonio Aprigio da Silva and De Groote, Robert Ange Marie Camille}, year = {1991}, publisher = {Iq-Unicamp}, booktitle = {Brazilian Symposium on the Chemistry of Lignins and Others Wood Components} }