| article html file updated | 12 February 2020 06:39 CET | Update | https://www.mdpi.com/2079-9292/8/4/451 |
| article html file updated | 18 October 2019 17:03 CEST | Update | - |
| article html file updated | 9 May 2019 12:29 CEST | Update | - |
| article html file updated | 25 April 2019 08:56 CEST | Update | - |
| article html file updated | 20 April 2019 05:42 CEST | Original file | - |
| article pdf uploaded. | 20 April 2019 05:40 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/4/451/pdf |
| article xml uploaded. | 20 April 2019 05:40 CEST | Update | https://www.mdpi.com/2079-9292/8/4/451/xml |
| article xml file uploaded | 20 April 2019 05:40 CEST | Original file | - |
