| article html file updated | 9 February 2020 02:14 CET | Update | https://www.mdpi.com/1424-8220/18/1/140 |
| article html file updated | 29 September 2019 17:30 CEST | Update | - |
| article html file updated | 2 May 2019 03:58 CEST | Update | - |
| article html file updated | 18 April 2019 02:04 CEST | Update | - |
| article html file updated | 28 March 2019 13:37 CET | Update | - |
| article html file updated | 2 February 2018 10:43 CET | Update | - |
| article html file updated | 6 January 2018 13:02 CET | Original file | - |
| article xml uploaded. | 6 January 2018 13:01 CET | Update | https://www.mdpi.com/1424-8220/18/1/140/xml |
| article pdf uploaded. | 6 January 2018 13:01 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/140/pdf |
