The strong interactions

Abstract

Introductory section for the volume 50 years of Quantum Chromodynamics (edited by F. Gross and E. Klempt, to be published in Eur. Phys. J. C)

Comments: The present article represents a small part of the entire volume which is accessible at arXiv:2212.11107. arXiv admin note: substantial text overlap with arXiv:1211.6777