Gutlyanskii, V., Martio, O., Ryazanov, V. and Vuorinen, M. (2000) “Infinitesimal geometry of quasiregular mappings”, Annales Fennici Mathematici, 25(1), pp. 101–130. Available at: https://afm.journal.fi/article/view/134971 (Accessed: 10November2024).