| article html file updated | 12 February 2020 09:10 CET | Update | https://www.mdpi.com/2079-6374/9/2/61 |
| article html file updated | 19 October 2019 08:38 CEST | Update | - |
| article html file updated | 5 July 2019 14:55 CEST | Update | - |
| article html file updated | 5 July 2019 08:53 CEST | Update | - |
| article html file updated | 15 May 2019 13:04 CEST | Original file | - |
| article pdf uploaded. | 15 May 2019 13:02 CEST | Updated version of record | https://www.mdpi.com/2079-6374/9/2/61/pdf |
| article xml uploaded. | 15 May 2019 13:02 CEST | Update | https://www.mdpi.com/2079-6374/9/2/61/xml |
| article xml file uploaded | 15 May 2019 13:02 CEST | Update | - |
| article pdf uploaded. | 1 May 2019 04:56 CEST | Version of Record | https://www.mdpi.com/2079-6374/9/2/61/pdf-vor |
| article xml file uploaded | 1 May 2019 04:56 CEST | Original file | - |
