| article html file updated | 12 February 2020 04:25 CET | Update | https://www.mdpi.com/2073-8994/11/4/521 |
| article html file updated | 18 October 2019 02:50 CEST | Update | - |
| article html file updated | 8 May 2019 20:13 CEST | Update | - |
| article html file updated | 8 May 2019 20:12 CEST | Update | - |
| article html file updated | 25 April 2019 14:03 CEST | Update | - |
| article html file updated | 21 April 2019 08:17 CEST | Original file | - |
| article pdf uploaded. | 21 April 2019 08:16 CEST | Updated version of record | https://www.mdpi.com/2073-8994/11/4/521/pdf |
| article xml uploaded. | 21 April 2019 08:16 CEST | Update | https://www.mdpi.com/2073-8994/11/4/521/xml |
| article xml file uploaded | 21 April 2019 08:16 CEST | Update | - |
| article pdf uploaded. | 10 April 2019 16:00 CEST | Version of Record | https://www.mdpi.com/2073-8994/11/4/521/pdf-vor |
| article xml file uploaded | 10 April 2019 16:00 CEST | Original file | - |