The reconsideration on the historical and linguistic importance of Koine Greek began only in the early 19th century, where renowned scholars conducted a series of studies on the evolution of Koine throughout the entire Hellenistic period and Roman Empire. The sources used on the studies of Koine have been numerous and of unequal reliability. The most significant ones are the inscriptions of the post-Classical periods and the papyri, for being two kinds of texts which have authentic content and can be studied directly.
