Thesauri Of Historical Periods – A Proposal For Standardization. / quote 15 of 26
Defining periods and settling terminological disputes
The design of such thesauri contributes to: the basic problems of how to define cultural periods and their interrelations (even when precise time, space and other properties are debatable or even unknown), and to the applied problem of communication, that arises because of disagreements between scientists about the definition of periods (and generally on relative chronology) and the respective terminology, and their use in the literature.