Hoffmann-Berling, Hartmut Department of Molecular Biology, Max Planck Institute for Medical Research, Max Planck Society;
https://www.nature.com/nature/journal/v197/n4866/pdf/197517b0.pdf (Any fulltext)
https://doi.org/10.1038/197517b0 (Any fulltext)
Hoffmann-Berling, H., & Marvin, D. A. (1963). Physical and Chemical Properties of Two New Small Bacteriophages. Nature, 197, 517-518.