https://doi.org/10.5130/ajceb.v21i3.7638
Authors. Mossman, A.; Sarhan, S
Venue. Construction Economics and Building 21(3)
How the Institute flags it
established 1 time frontier 1 time
This source carries more than one flag across the corpus. That is not an inconsistency to resolve: the same work can be established evidence for one claim and frontier evidence for another, and the flag belongs to the use rather than to the source.