| article html file updated | 7 February 2020 20:54 CET | Update | https://www.mdpi.com/1424-8220/17/1/98 |
| article html file updated | 22 September 2019 18:31 CEST | Update | N/A |
| article html file updated | 4 May 2019 16:32 CEST | Update | N/A |
| article html file updated | 8 February 2017 09:38 CET | Update | N/A |
| article html file updated | 6 January 2017 09:05 CET | Original file | N/A |
| article xml uploaded. | 6 January 2017 09:04 CET | Update | https://www.mdpi.com/1424-8220/17/1/98/xml |
| article pdf uploaded. | 6 January 2017 09:04 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/98/pdf |
