| Research paper | Ferretti and Schiavone (2016), Kang et al. (2018), Kretschmann et al. (2017), Lee et al. (2018), Man et al. (2015), Verdouw et al. (2016), Wróbel et al. (2016), Wróbel et al. (2017), Wróbel et al. (2018a), Wróbel et al. (2018b), Wu et al. (2017), Zhang et al. (2018) | 12 | 50.00 |
| Technical paper | Burmeister et al. (2014), Costa et al. (2016), Cristea et al. (2017), Gnimpieba et al. (2015), Porathe (2016), Tsertou et al. (2016), Xu et al. (2016) | 7 | 29.17 |
| Viewpoint | Ahvenjärvi (2016), Wahlström et al. (2015), Zaman et al. (2017) | 3 | 12.50 |
| Conceptual paper | Harris et al. (2015), Mirović et al. (2018) | 2 | 8.33 |
| Total | 24 | 100.00 |