Stubbs, Gerald J. Emeritus Group Biophysics, Max Planck Institute for Medical Research, Max Planck Society;
http://journals.iucr.org/a/issues/1975/06/00/a11793/a11793.pdf (Any fulltext)
https://doi.org/10.1107/S0567739475001544 (Any fulltext)
Stubbs, G. J., & Diamond, R. (1975). The phase problem for cylindrically averaged diffraction patterns. Solution by isomorphous replacement and application to tobacco mosaic virus. Acta Crystallographica A, 31(6), 709-718. doi:10.1107/S0567739475001544.