Obtaining the non-relativistic quantum mechanics from quantum field theory: issues, folklores and facts - What happens to the antiparticles when you take the non-relativistic limit of QFT?
Eur. Phys. J. C, 78 7 (2018) 563
Published online: 09 July 2018
DOI: 10.1140/epjc/s10052-018-6039-y