Abrashkin, V. (2015). Galois groups of local fields, Lie algebras and ramification. In L. Dieulefait, G. Faltings, D. Heath-Brown, Y. Manin, B. Moroz, & J. Wintenberger (Eds.), Arithmetic and geometry (1-23). (New ed.). Cambridge University Press. https://doi.org/10.1017/cbo9781316106877.006