| article html file updated | 12 February 2020 08:41 CET | Update | https://www.mdpi.com/1424-8220/19/9/2011 |
| article html file updated | 19 October 2019 05:50 CEST | Update | N/A |
| article html file updated | 24 May 2019 15:11 CEST | Update | N/A |
| article html file updated | 6 May 2019 11:52 CEST | Original file | N/A |
| article pdf uploaded. | 6 May 2019 11:51 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/9/2011/pdf |
| article xml uploaded. | 6 May 2019 11:51 CEST | Update | https://www.mdpi.com/1424-8220/19/9/2011/xml |
| article xml file uploaded | 6 May 2019 11:51 CEST | Update | N/A |
| article pdf uploaded. | 29 April 2019 11:21 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/9/2011/pdf-vor |
| article xml file uploaded | 29 April 2019 11:21 CEST | Original file | N/A |
