| article html file updated | 12 February 2020 07:39 CET | Update | https://www.mdpi.com/2079-6412/9/4/276 |
| article html file updated | 18 October 2019 23:28 CEST | Update | - |
| article html file updated | 8 May 2019 16:47 CEST | Update | - |
| article html file updated | 25 April 2019 08:18 CEST | Original file | - |
| article pdf uploaded. | 25 April 2019 08:17 CEST | Version of Record | https://www.mdpi.com/2079-6412/9/4/276/pdf |
| article xml uploaded. | 25 April 2019 08:17 CEST | Update | https://www.mdpi.com/2079-6412/9/4/276/xml |
| article xml file uploaded | 25 April 2019 08:17 CEST | Original file | - |
