@article{articlea703d1d1,
title   = {Investigation of biomass- and polymer-based carbon materials using 'ANTPOT.13 C' high-resolution solid-state NMR},
author = {Freitas, Jair Carlos Checon de and Bonagamba, Tito José and Emmerich, Francisco Guilherme},
year = {2001},
doi = {10.1016/S0008-6223(00)00169-X},
journal   = {Carbon}
}