%0 Journal Article
%A C. D. Putnam
%A C. S. Pikaard
%D 1992
%T Cooperative binding of the Xenopus RNA polymerase I
   transcription factor xUBF to repetitive ribosomal gene enhancers
%J Mol Cell Biol
%V 12
%P 4970-4980
%F Putnam1992