| article html file updated | 7 February 2020 23:55 CET | Update | https://www.mdpi.com/1999-4893/10/1/29 |
| article html file updated | 23 September 2019 10:50 CEST | Update | - |
| article html file updated | 4 May 2019 10:13 CEST | Update | - |
| article html file updated | 28 March 2017 11:54 CEST | Update | - |
| article html file updated | 21 February 2017 11:30 CET | Original file | - |
| article xml uploaded. | 21 February 2017 11:29 CET | Original file | https://www.mdpi.com/1999-4893/10/1/29/xml |
| article pdf uploaded. | 21 February 2017 11:29 CET | Version of Record | https://www.mdpi.com/1999-4893/10/1/29/pdf |
