This is a subjective short list of excellent reference works giving scientific and historical background to the 1996 debate. We hope to post the text from many of these articles to this page in the coming month.
de Vaucouleurs, G. 1983, The distance scale of the universe, Sky & Tel. Dec, 511
Freedman, W. L. 1992, The expansion rate and size of the universe, Sci. Am., 267, 30
Mould, J. 1995, Progress in measuring the Hubble constant, Aust. J. Phys., 48, 1093
Sandage, A. 1989, Edwin Hubble 1889-1953, J. Roy. Astron. Soc. Can. 83, 351
Tammann, G. A. 1992, Cosmic expansion and deviations from it, Physica Scripta, T43, 31
van den Bergh, S. 1993, H_o, why the differences?, Rev. Mex. Astron. Ap. 26, 73