db/conf/echt/PolilloBGHK92.html Roberto Polillo Mark Bernstein Franca Garzotto Lynda Hardman Paul Kahn Hypermedia Readability (Panel). 286 ECHT1992/P286.pdf 1992 conf/echt/92 ECHT db/conf/echt/echt92.html#PolilloBGHK92