| article html file updated | 14 February 2020 05:28 CET | Update | https://www.mdpi.com/2077-0375/9/11/143 |
| article html file updated | 27 November 2019 17:43 CET | Update | - |
| article html file updated | 31 October 2019 09:02 CET | Original file | - |
| article pdf uploaded. | 31 October 2019 08:46 CET | Version of Record | https://www.mdpi.com/2077-0375/9/11/143/pdf |
| article xml uploaded. | 31 October 2019 08:46 CET | Update | https://www.mdpi.com/2077-0375/9/11/143/xml |
| article xml file uploaded | 31 October 2019 08:46 CET | Original file | - |
