| article html file updated | 12 February 2020 06:20 CET | Update | https://www.mdpi.com/2073-4441/11/4/815 |
| article html file updated | 18 October 2019 14:58 CEST | Update | N/A |
| article html file updated | 9 May 2019 21:16 CEST | Update | N/A |
| article html file updated | 25 April 2019 12:03 CEST | Original file | N/A |
| article pdf uploaded. | 25 April 2019 12:02 CEST | Updated version of record | https://www.mdpi.com/2073-4441/11/4/815/pdf |
| article xml uploaded. | 25 April 2019 12:02 CEST | Update | https://www.mdpi.com/2073-4441/11/4/815/xml |
| article xml file uploaded | 25 April 2019 12:02 CEST | Update | N/A |
| article pdf uploaded. | 18 April 2019 16:38 CEST | Version of Record | https://www.mdpi.com/2073-4441/11/4/815/pdf-vor |
| article xml file uploaded | 18 April 2019 16:38 CEST | Original file | N/A |
