| article html file updated | 12 February 2020 04:20 CET | Update | https://www.mdpi.com/2072-6694/11/4/506 |
| article html file updated | 18 October 2019 02:14 CEST | Update | - |
| article html file updated | 9 May 2019 19:46 CEST | Update | - |
| article html file updated | 25 April 2019 14:13 CEST | Update | - |
| article html file updated | 11 April 2019 10:44 CEST | Update | - |
| article html file updated | 10 April 2019 23:40 CEST | Original file | - |
| article pdf uploaded. | 10 April 2019 13:17 CEST | Version of Record | https://www.mdpi.com/2072-6694/11/4/506/pdf |
| article xml uploaded. | 10 April 2019 13:17 CEST | Update | https://www.mdpi.com/2072-6694/11/4/506/xml |
| article xml file uploaded | 10 April 2019 13:17 CEST | Original file | - |
