前期旧石器時代 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "前期旧石器時代" in Japanese language version.

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archive.fo

マレーシアの科学者「東南アジア最古の」石器発見

dictionary.com

“Lower Paleolithic”. Dictionary com. 2016年12月30日閲覧。

doi.org

Harmand, Sonia (21 May 2015). “3.3-million-year-old stone tools from Lomekwi 3, West Turkana, Kenya”. Nature 521 (7552): 310–315. doi:10.1038/nature14464. PMID 25993961.

nih.gov

pubmed.ncbi.nlm.nih.gov

Harmand, Sonia (21 May 2015). “3.3-million-year-old stone tools from Lomekwi 3, West Turkana, Kenya”. Nature 521 (7552): 310–315. doi:10.1038/nature14464. PMID 25993961.

researchgate.net

“. Location of Acheulian handaxes industries (Mode 2) and... - study of Early and Lower Palaeolithic lithic industries. The most ancient European prehistoric sites, dated from 1.8 to 1.1 Ma, have been discovered in a variety of contexts: fl uvio- lacustrine (Dmanisi, Georgia; Orce, Spain), littoral (Monte Poggiolo, Italy)”. researchgate. 2016年12月28日閲覧。

sciencemag.org

“World’s oldest Homo sapiens fossils found in Morocco” (英語). Science | AAAS. (2017年6月6日) 2018年5月4日閲覧。

si.edu

humanorigins.si.edu

“Early Stone Age Tools”. What does it mean to be human?. Smithsonian Institution (2014年9月29日). 2014年9月30日閲覧。