@inproceedings{inproceedingsa050608e, title = {Sisal fibers reinforced composites: lignin and tannin as a partial phenol substitute in thermoset matrix}, author = {Ramires, Elaine Cristina and Frollini, Elisabete}, year = {2006}, publisher = {ABpol}, booktitle = {IUPAC World Polymer Congress} }