On the vector conformal models in an arbitrary dimension Manuel Asorey, Lesław Rachwał, Ilya L. Shapiro and Wagno Cesar e Silva Eur. Phys. J. Plus, 136 10 (2021) 1043 Published online: 18 October 2021 DOI: 10.1140/epjp/s13360-021-02024-4