| article html file updated | 9 February 2020 04:52 CET | Update | https://www.mdpi.com/1424-8220/18/2/398 |
| article html file updated | 30 September 2019 08:35 CEST | Update | - |
| article html file updated | 1 May 2019 22:27 CEST | Update | - |
| article html file updated | 17 April 2019 21:09 CEST | Update | - |
| article html file updated | 28 March 2019 19:29 CET | Update | - |
| article html file updated | 14 March 2018 18:41 CET | Update | - |
| article html file updated | 30 January 2018 11:40 CET | Original file | - |
| article xml uploaded. | 30 January 2018 11:39 CET | Update | https://www.mdpi.com/1424-8220/18/2/398/xml |
| article xml uploaded. | 30 January 2018 11:39 CET | Original file | - |
| article pdf uploaded. | 30 January 2018 11:39 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/398/pdf |
