The accounts记述 · the ancient witnesses
Greek historians · 希腊史家
Polybius — The Histories （波利比乌斯·历史）primary source · 源典
Polybius transcribes the treaty and remarks on the archaic Latin: 'the ancient Roman language differs so much from the modern that it can only be partially made out'波利比乌斯全文迻录该约，并称古罗马语「与今语相去甚远，即最明达之人亦须极力推求，仅能通其大概」
Roman historians · 罗马史家
Livy — Ab Urbe Condita （李维·建城以来史）dated witness · 系年见证31 loci · well-attested
§ 2.1–8
Provenance: “primary source” = curated canonical witness (editorial); “dated witness” = derived from the ToposText date index by year-span, with the matched loci count. Sparse counts may include incidental mentions.出处：「源典」为校订之正典见证（编辑判断）；「系年见证」由 ToposText 系年索引按年代跨度推得，附匹配条目数；稀少者或含偶涉。
On the timeline时间轴上
→ See this and all 18 historians on the chronology spine于编年脊柱上一览本事件与全部 18 位史家