'''Supplementary items to [http://ontology.buffalo.edu/philosophome/index_files/philosophome.html The Philosophome]'''

:S Scheider, J Jones, A Sánchez, C Keßler, [http://carsten.io/scheider-jones-sanchez-kessler-agile2014.pdf Encoding and querying historic map content] (Geography of philosophy)

:[http://home.iprimus.com.au/than/toby/2013-researchnetwork-poster.pdf Philosophers with Erdős numbers]

:[https://www.philosophyforlife.org/blog/the-kevin-bacon-history-of-philosophy The social networks theory of philosophy]

:[https://www.amazon.co.uk/Sociology-Philosophies-Global-Theory-Intellectual/dp/0674001877 Randall Collins, ''The Sociology of Philosophies: A Global Theory of Intellectual Change'']

:[https://journals.sagepub.com/doi/10.1177/004839310003000201 Randall Collins, "The Sociology of Philosophies (precis)"]

:[https://www.openculture.com/2013/07/the-history-of-philosophy-from-600-b-c-e-to-1935-visualized-in-two-massive-44-foot-high-diagrams.html The History of Philosophy, from 600 B.C.E. to 1935, Visualized in Two Massive, 44-Foot High Diagrams]