Martins, G. D., R. F. Gonçalves, and B. C. Petroni. “Blockchain in Manufacturing Revolution Based on Machine to Machine Transaction: A Systematic Review”. Brazilian Journal of Operations & Production Management, vol. 16, no. 2, May 2019, pp. 294-02, doi:10.14488/BJOPM.2019.v16.n2.a10.