| article html file updated | 7 February 2020 18:39 CET | Update | https://www.mdpi.com/1996-1944/9/12/964 |
| article html file updated | 22 September 2019 07:09 CEST | Update | - |
| article html file updated | 4 May 2019 21:15 CEST | Update | - |
| article html file updated | 28 December 2016 10:33 CET | Update | - |
| article html file updated | 28 December 2016 07:53 CET | Update | - |
| article html file updated | 27 December 2016 10:47 CET | Update | - |
| article html file updated | 27 November 2016 04:32 CET | Original file | - |
| article xml uploaded. | 26 November 2016 03:35 CET | Update | https://www.mdpi.com/1996-1944/9/12/964/xml |
| article xml uploaded. | 26 November 2016 03:35 CET | Original file | - |
| article pdf uploaded. | 26 November 2016 03:35 CET | Version of Record | https://www.mdpi.com/1996-1944/9/12/964/pdf |
