| article html file updated | 7 February 2020 21:53 CET | Update | https://www.mdpi.com/2079-6412/7/1/14 |
| article html file updated | 22 September 2019 23:41 CEST | Update | - |
| article html file updated | 4 May 2019 14:17 CEST | Update | - |
| article html file updated | 7 February 2017 04:40 CET | Update | - |
| article html file updated | 20 January 2017 14:20 CET | Original file | - |
| article xml uploaded. | 20 January 2017 14:18 CET | Original file | https://www.mdpi.com/2079-6412/7/1/14/xml |
| article pdf uploaded. | 20 January 2017 14:18 CET | Version of Record | https://www.mdpi.com/2079-6412/7/1/14/pdf |
