LSJεἰκοσα-ετίαGlossperiod of twenty yearsεἰκοσα-ετία,ἡ,A. period of twenty years, Ph. 2.224 , J. AJ 8.5.3 , PTeb. 287.7 .ReferencesPh. 2.224J. AJ 8.5.3PTeb. 287.7