M. James, R. Letchford, G. White, M. Emery, and S. Bosi. (2020)cite arxiv:2003.06539Comment: 24 pages, 6 Figures (Fig5 consists of 61 Rectilinear Plots and Fig6 consists of 5 orbital plots).
R. Sutcliffe, I. Gabbay, M. Mulcahy, and K. White. TREC, volume 500-255 of NIST Special Publication, page 686-698. National Institute of Standards and Technology (NIST), (2003)