| article html file updated | 12 February 2020 04:45 CET | Update | https://www.mdpi.com/2072-6694/11/4/521 |
| article html file updated | 18 October 2019 04:36 CEST | Update | N/A |
| article html file updated | 9 May 2019 19:50 CEST | Update | N/A |
| article html file updated | 25 April 2019 13:11 CEST | Update | N/A |
| article html file updated | 23 April 2019 10:16 CEST | Original file | N/A |
| article pdf uploaded. | 23 April 2019 10:14 CEST | Updated version of record | https://www.mdpi.com/2072-6694/11/4/521/pdf |
| article xml uploaded. | 23 April 2019 10:14 CEST | Update | https://www.mdpi.com/2072-6694/11/4/521/xml |
| article xml file uploaded | 23 April 2019 10:14 CEST | Update | N/A |
| article pdf uploaded. | 11 April 2019 16:03 CEST | Version of Record | https://www.mdpi.com/2072-6694/11/4/521/pdf-vor |
| article xml file uploaded | 11 April 2019 16:03 CEST | Original file | N/A |
