**2. Method**

We ran a literature survey of the 14 proceedings of the last three consecutive publications of major digital heritage events and conferences (Table 1). These were: *The International Society for Virtual Systems and Multimedia (VSMM), Computer Applications and Quantitative Methods in Archaeology (CAA), International Committee of Architectural Photogrammetry (CIPA), The European Mediterranean Conferences (EuroMed)*, and *The Digital Heritage International Congress* (but not *Digital Heritage 2018*). These conferences were chosen as they are arguably major international conferences in digital heritage, and provided online access to the papers. From a total of 1483 conference papers, 264 were selected (Table 2), and 19 were found to contain explicit links to 3D models and related assets (Table 3). The quality of reporting of meta-analysis method (QUORUM) statement presented by Moher et al. [17] was chosen to help select the papers (Figure 1), using the following steps:

*Step 1: Identification and Screening*

