"Plutarch, Arrian, Diodorus, Justin, and other ancient historians report that rumors of poisoning arose after the death of Alexander in Babylon in 323 B.C. Alexander’s close friends suspected a legendary poison gathered from the River Styx in Arcadia, so corrosive that only the hoof of a horse could contain it", hentet fra: http://www.ancient.eu/article/272/
"As you go from Pheneus to the west, the left road leads to the city Cleitor, while on the right is the road to Nonacris and the water of the Styx...A water trickles down the cliff, called by the Greeks the water of the Styx", hentet fra: http://www.theoi.com/Text/Pausanias8B.html
"Styx was one of the Okeanides who were playing with Persephone in a flowery meadow when Haides seized and carried her to the Underworld", hentet fra: http://www.theoi.com/Khthonios/PotamosStyx.html
"When one of the gods was to take an oath by Styx, Iris fetched a cup full of water from the Styx, and the god, while taking the oath, poured out the water. (Hes. Theog 775.)", hentet fra: http://www.theoi.com/Khthonios/PotamosStyx.html
