One electronic document accepted by importer and exporter authorities: Blue Path as an element of integration and traceabilityMaria L. R. P. D. Scoton, Anderson O. de Souza, Flávia R. P. de Lima, Vidal A. Z. C. Melo, Luiz N. Rossi and Eduardo M. DiasMATEC Web Conf., 76 (2016) 03005DOI: https://doi.org/10.1051/matecconf/20167603005