Modelling of weak quantum measurements consistent with conservation laws Stanisław Sołtan, Mateusz Fra̧czak, Wolfgang Belzig and Adam Bednorz Eur. Phys. J. Spec. Top., 230 4 (2021) 915-921 Published online: 01 June 2021 DOI: 10.1140/epjs/s11734-021-00092-2