| article html file updated | 7 February 2020 20:59 CET | Update | https://www.mdpi.com/1424-8220/17/1/99 |
| article html file updated | 22 September 2019 19:04 CEST | Update | - |
| article html file updated | 4 May 2019 16:21 CEST | Update | - |
| article html file updated | 8 February 2017 09:38 CET | Update | - |
| article html file updated | 7 January 2017 10:47 CET | Original file | - |
| article xml uploaded. | 7 January 2017 10:46 CET | Update | https://www.mdpi.com/1424-8220/17/1/99/xml |
| article pdf uploaded. | 7 January 2017 10:46 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/99/pdf |
