Malba podle lidské ruky jako šablony v jeskyni Maltrevieso (D. L. Hoffmann et al., U-Th dating of carbonate crusts reveals Neandertal origin of Iberian cave art, Science 23 Feb 2018: Vol. 359, Issue 6378, pp. 912-915).

Malba podle lidské ruky jako šablony v jeskyni Maltrevieso (D. L. Hoffmann et al., U-Th dating of carbonate crusts reveals Neandertal origin of Iberian cave art, Science  23 Feb 2018: Vol. 359, Issue 6378, pp. 912-915).