| article html file updated | 9 February 2020 11:40 CET | Update | https://www.mdpi.com/1424-8220/18/4/1013 |
| article html file updated | 2 October 2019 01:45 CEST | Update | - |
| article html file updated | 1 May 2019 07:50 CEST | Update | - |
| article html file updated | 17 April 2019 07:48 CEST | Update | - |
| article html file updated | 29 March 2019 10:45 CET | Update | - |
| article html file updated | 7 May 2018 04:14 CEST | Update | - |
| article html file updated | 30 March 2018 12:08 CEST | Original file | - |
| article xml uploaded. | 30 March 2018 12:07 CEST | Update | https://www.mdpi.com/1424-8220/18/4/1013/xml |
| article pdf uploaded. | 30 March 2018 12:07 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/4/1013/pdf |
| article pdf uploaded. | 28 March 2018 18:11 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/4/1013/pdf-vor |
