World Register of Marine Species (WoRMS)
Hoeksema, B. W.; Cairns, S.; Samimi-Namin, K. (2026). World List of Scleractinia. Hexapetalum impium Eliášová, 1975&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1582648 on 2026-08-01
Eliášová H. (1975). Sous-ordre Amphiastraeina Alloiteau, 1952 (Hexacorallia) des calcaires de Štramberk (Tithonien, Tchécoslovaquie). Časopis pro mineralogii a geologii. 20(1): 1-23, pls. 1-12.