| article html file updated | 7 February 2020 22:14 CET | Update | https://www.mdpi.com/1996-1944/10/2/108 |
| article html file updated | 23 September 2019 01:35 CEST | Update | - |
| article html file updated | 4 May 2019 13:35 CEST | Update | - |
| article html file updated | 2 March 2017 08:53 CET | Update | - |
| article html file updated | 25 January 2017 11:30 CET | Original file | - |
| article xml uploaded. | 25 January 2017 11:29 CET | Original file | https://www.mdpi.com/1996-1944/10/2/108/xml |
| article pdf uploaded. | 25 January 2017 11:29 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/108/pdf |
