@incollection{Tavares18, author = {Maria da Conceição da Costa Tavares}, title = {Analysis of GRI Sustainability Reports Issued by Portuguese Public Sector Entities}, booktitle = {Digital Communication Management}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Beatriz Peña-Acuña}, chapter = {7}, doi = {10.5772/intechopen.76221}, url = {https://doi.org/10.5772/intechopen.76221} }