longueur
1954 / On the history of natural lengths / L.L. Whyte / Annals of Science 10 (1954) p. 20 [doi]
1987 / The origin and value of the stadion unit used by Eratosthenes in the third century B.C. / Edward Gulbekian / Archive for history of exact sciences 37 (1987) p. 359 [doi]
2013 / Twentieth-Century Length: The Origins, Use, and Formalization of Electromagnetic Standards / Michael Kershaw / Historical Studies in the Natural Sciences 43 (2013) p. 162 [doi]