AUTHOR=Treumann R. A. , Baumjohann Wolfgang TITLE=Corrigendum: Olbert’s Kappa Fermi and Bose Distributions JOURNAL=Frontiers in Physics VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2021.716892 DOI=10.3389/fphy.2021.716892 ISSN=2296-424X