David Madigan C. Richard Chapman Jonathan Gavrin Ole Villumsen John Boose Repertory hypergrids for large-scale hypermedia linking. 465-481 1995 43 Int. J. Hum.-Comput. Stud. 3 http://dx.doi.org/10.1006/ijhc.1995.1054 db/journals/ijmms/ijmms43.html#MadiganCGVB95