Introduction

• 1 July 1963
• journal article
• research article
• Published by American Physical Society (APS) in Reviews of Modern Physics
• Vol. 35  (3) , 415
• https://doi.org/10.1103/revmodphys.35.415

Abstract

Keywords

• DOI.ORG/10.1103/REVMODPHYS.35.415
• HTTPS
• INTRODUCTION DOI