Available at www.JamesKeckCollectedWorks.org «Còpia arxivada». Arxivat de l'original el de maig 9, 2019. [Consulta: d’agost 26, 2023]. are the class notes taken by one of his students at Cornell from the graduate courses on Nuclear Physics and on Applications of Quantum Mechanics he taught in the spring of 1947.
«Hans Albrecht Bethe» (en anglès). Sonoma State University - Department of Physics & Astronomy. Arxivat de l'original el 2008-01-16. [Consulta: 12 gener 2012].
web.archive.org
Available at www.JamesKeckCollectedWorks.org «Còpia arxivada». Arxivat de l'original el de maig 9, 2019. [Consulta: d’agost 26, 2023]. are the class notes taken by one of his students at Cornell from the graduate courses on Nuclear Physics and on Applications of Quantum Mechanics he taught in the spring of 1947.
«Hans Bethe». Array of Contemporary Physicists. Arxivat de l'original el August 30, 2010. [Consulta: July 7, 2013].
«Hans Albrecht Bethe» (en anglès). Sonoma State University - Department of Physics & Astronomy. Arxivat de l'original el 2008-01-16. [Consulta: 12 gener 2012].