| article html file updated | 9 February 2020 02:41 CET | Update | https://www.mdpi.com/2079-7737/7/1/11 |
| article html file updated | 2 May 2019 03:01 CEST | Update | - |
| article html file updated | 18 April 2019 01:12 CEST | Update | - |
| article html file updated | 28 March 2019 14:41 CET | Update | - |
| article html file updated | 27 March 2018 14:22 CEST | Update | - |
| article html file updated | 11 January 2018 16:18 CET | Original file | - |
| article xml uploaded. | 11 January 2018 16:17 CET | Original file | https://www.mdpi.com/2079-7737/7/1/11/xml |
| article pdf uploaded. | 11 January 2018 16:17 CET | Version of Record | https://www.mdpi.com/2079-7737/7/1/11/pdf |
