| article html file updated | 11 February 2020 09:17 CET | Update | https://www.mdpi.com/2075-4701/9/1/89 |
| article html file updated | 13 October 2019 10:52 CEST | Update | - |
| article html file updated | 27 April 2019 05:52 CEST | Update | - |
| article html file updated | 13 April 2019 01:59 CEST | Update | - |
| article html file updated | 3 April 2019 04:19 CEST | Update | - |
| article html file updated | 1 March 2019 20:45 CET | Update | - |
| article html file updated | 30 January 2019 07:00 CET | Update | - |
| article html file updated | 16 January 2019 07:42 CET | Original file | - |
| article pdf uploaded. | 16 January 2019 07:40 CET | Version of Record | https://www.mdpi.com/2075-4701/9/1/89/pdf |
| article xml uploaded. | 16 January 2019 07:40 CET | Update | https://www.mdpi.com/2075-4701/9/1/89/xml |
| article xml file uploaded | 16 January 2019 07:40 CET | Original file | - |
