Methodology Paper in ‘Contemporary Ergonomics 2000’ Eds:  McCabe, Hansen & Robertson. Taylor & Francis; ISBN:  0748409580

“Using the Web to support geographically dispersed Longitudinal Usability Evaluations”

https://books.google.co.uk/books/about/Contemporary_Ergonomics_2000.html?id=VXc9AAAAIAAJ&redir_esc=y