différentielle
1963 / The introduction of the differential notation to Great Britain / J.M. Dubbey / Annals of Science 19 (1963) p. 37 [doi]
1974 / The differential: Nineteenth and twentieth century developments / Angus E. Taylor / Archive for history of exact sciences 12 (1974) p. 355 [doi]
1986 / Infinitesimals from Leibniz to Robinson: Time to bring them back to school / Victor Harnik / The Mathematical Intelligencer 8 (1986) p. 41 [doi]