| article html file updated | 11 February 2020 17:13 CET | Update | https://www.mdpi.com/1424-8220/19/4/869 |
| article html file updated | 15 October 2019 06:59 CEST | Update | N/A |
| article html file updated | 26 April 2019 14:18 CEST | Update | N/A |
| article html file updated | 12 April 2019 09:54 CEST | Update | N/A |
| article html file updated | 3 April 2019 23:37 CEST | Update | N/A |
| article html file updated | 5 March 2019 05:20 CET | Update | N/A |
| article html file updated | 1 March 2019 06:18 CET | Update | N/A |
| article html file updated | 20 February 2019 08:45 CET | Original file | N/A |
| article pdf uploaded. | 20 February 2019 08:43 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/4/869/pdf |
| article xml uploaded. | 20 February 2019 08:43 CET | Update | https://www.mdpi.com/1424-8220/19/4/869/xml |
| article xml file uploaded | 20 February 2019 08:43 CET | Update | N/A |
| article pdf uploaded. | 19 February 2019 17:04 CET | Version of Record | https://www.mdpi.com/1424-8220/19/4/869/pdf-vor |
| article xml file uploaded | 19 February 2019 17:04 CET | Original file | N/A |
