Ultracentrifugation of a murine leukemia virus in polymer density gradients.

@article{Oroszlan1965UltracentrifugationOA,
  title={Ultracentrifugation of a murine leukemia virus in polymer density gradients.},
  author={Stephen Oroszlan and L W Johns and Marvin A. Rich},
  journal={Virology},
  year={1965},
  volume={26 4},
  pages={638-45}
}