| article html file updated | 7 February 2020 22:45 CET | Update | https://www.mdpi.com/1996-1944/10/2/134 |
| article html file updated | 23 September 2019 04:24 CEST | Update | - |
| article html file updated | 4 May 2019 12:33 CEST | Update | - |
| article html file updated | 2 March 2017 09:05 CET | Update | - |
| article html file updated | 6 February 2017 14:07 CET | Original file | - |
| article xml uploaded. | 6 February 2017 14:06 CET | Original file | https://www.mdpi.com/1996-1944/10/2/134/xml |
| article pdf uploaded. | 6 February 2017 14:06 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/134/pdf |
