found: Hovhannisyan, H.A. Zenoni Imastasiri Haghags bnutʻean ... 1978: t.p. (Zenoni Imastasiri) added t.p. (Zenon [in rom.])
found: Acad. Amer. enc., c1989 (Zeno of Citium, b. Citium, Cyprus, c. 336 BC, d. c. 261 BC, founder of Stoicism)
found: Enc. Amer., c1975 (Zeno of Citium, Greek philosopher, b. Citium, Cyprus, c. 335 B.C., d. Athens, Greece, c. 263 B.C., his system was named Stoicism)
found: Enc. Brit., c1972 (Zeno the Stoic, c. 334-262/261 B.C., sometimes also called Zeno the Phoenician, founder of the Stoic philosophy, native of Citium, Cyprus)
found: Archaia Kypriakē grammateia, 1999- : v. 5, t.p. (Zēnōn ho Kitieus) p. 37 (Zenon von Kition)