found: Simeonovi dni (1985 : Simeonovgrad, Bulgaria). Konstant︠s︡ii︠a︡, 1985:t.p. (Simeonovgrad)
found: Gaz. of Bulgaria, 1987(Simeonovgrad, ppl. 42°02ʹN 25°50ʹE)
found: Dinkov, K. Periodichnii︠a︡ pechat v Simeonovgrad, 1903-1933, 1989:p. 5 (Simeonovgrad, after 1878 called Tŭrnovo Seĭmen)
found: Lippincott(Simeonovgrad, after 1950 called Maritsa, formerly Seimen or Seimenli)
found: Ent︠s︡. Bŭlgarii︠a︡(Simeonovgrad, until 1929 Seĭmen, 1929-1947 called Simeonovgrad, until 1981 called Marit︠s︡a, after 1981 again called Simeonovgrad; Khaskovo okrŭg, 29 km. SE of Khaskovo)