Boechat, Eduardo M. B. “GEOGRAPHICAL SYSTEMS IN THE FIRST CENTURY BC: POSIDONIUS’ F 49 E ̶ K AND VITRUVIUS’ ON ARCHITECTURE VI 1. 3 ̶ 13”. Prometeus Filosofia, vol. 11, nº 27, agosto de 2018, doi:10.52052/issn.2176-5960.pro.v11i27.6773.