| article html file updated | 7 February 2020 22:51 CET | Update | https://www.mdpi.com/1996-1944/10/2/137 |
| article html file updated | 23 September 2019 05:00 CEST | Update | - |
| article html file updated | 4 May 2019 12:19 CEST | Update | - |
| article html file updated | 2 March 2017 09:07 CET | Update | - |
| article html file updated | 8 February 2017 11:21 CET | Original file | - |
| article xml uploaded. | 8 February 2017 10:54 CET | Update | https://www.mdpi.com/1996-1944/10/2/137/xml |
| article xml uploaded. | 8 February 2017 10:54 CET | Original file | - |
| article pdf uploaded. | 8 February 2017 10:54 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/137/pdf |
