| article html file updated | 7 February 2020 18:41 CET | Update | https://www.mdpi.com/2071-1050/8/12/1213 |
| article html file updated | 22 September 2019 07:14 CEST | Update | - |
| article html file updated | 4 May 2019 21:12 CEST | Update | - |
| article html file updated | 28 December 2016 07:44 CET | Update | - |
| article html file updated | 28 December 2016 05:03 CET | Update | - |
| article html file updated | 26 November 2016 11:44 CET | Original file | - |
| article xml uploaded. | 26 November 2016 11:42 CET | Update | https://www.mdpi.com/2071-1050/8/12/1213/xml |
| article xml uploaded. | 26 November 2016 11:42 CET | Original file | - |
| article pdf uploaded. | 26 November 2016 11:42 CET | Version of Record | https://www.mdpi.com/2071-1050/8/12/1213/pdf |
