The Economics of MT. - Colin Brace; Ron Fournier; Denis Gachot; John Smart; Muriel Vasconcellos; Alan Weaver (AMTA, 1994)

MT and its Users. - Colin Brace (MTSummit, 1995)

MT users and usage: Europe and the Americas. - Colin Brace; Muriel Vasconcellos; L. Chris Miller (MTSummit, 1995)