Cross-section of the mouth of the Voidomatis Gorge,
showing the relationship between the Boila rockshelter
and the river terraces (Plan: Th. Hatzitheodorou).
Bailey, G.N. (ed.), Klithi: Palaeolithic settlement
and Quartenary landscapes in Northwest Greece, Vol. 2,
McDonald Institute for Archaeological Research,
Cambridge 1997, fig. 22.2.