WALT: A Research Environment for Medical Hypertext. - Mark E. Frisse; Steve B. Cousins; Scott W. Hassan (Hypertext, 1991)

InterPay: Managing Multiple Payment Mechanisms in Digital Libraries. - Steve B. Cousins; Steven P. Ketchpel; Andreas Paepcke; Hector Garcia-Molina; Scott W. Hassan; Martin Röscheisen (DL, 1995)

Using Distributed Objects for Digital Library Interoperability. - Andreas Paepcke; Steve B. Cousins; Hector Garcia-Molina; Scott W. Hassan; Steven P. Ketchpel; Martin Röscheisen; Terry Winograd (Computer, 1996)