Barros LGX de, Agricco Jr. RC. Complex numbers and vector electrical magnitudes under the optics of the Theory of the Registers of Semiotic Representations. Revemop [Internet]. 2019 May 1 [cited 2026 Nov. 12];1(2):183-206. Available from: https://periodicos.ufop.br/revemop/article/view/1743