V. A. Abrashkin, “Ramification filtration and differential forms”, Изв. РАН. Сер. матем., 87:3 (2023), 5–22 ; V. A. Abrashkin, “Ramification filtration and differential forms”, Izv. Math., 87:3 (2023), 421–438
В. А. Абрашкин, “Фильтрация ветвления и деформации”, Матем. сб., 212:2 (2021), 3–37 ; V. A. Abrashkin, “Ramification filtration via deformations”, Sb. Math., 212:2 (2021), 135–169
Victor Abrashkin, “Groups of automorphisms of local fields of period $p$ and nilpotent class $<p$, II”, Int. J. Math., 28:10 (2017), 1750066–32