Stone tools (Patridina, 2013)
In 2013, Esa Putra Bayu Gusti Gineung Patridina wrote an S1 thesis entitled 'Alat batu dari Situs Gua Gede, Kajian Tipologi dan Fungsi', loosely translated as 'Stone tools from Gua Gede Cave, Nusa Penida - A Study on its Typology and Function'. The author wishes to prove the functionality of stone tools in accordance with the makers' abilities and needs, namely: different societies created different tools, and stone tools can be used as a clue to discover their cognitive maturity levels of any particular society.