| article html file updated | 7 February 2020 18:59 CET | Update | https://www.mdpi.com/2071-1050/8/12/1260 |
| article html file updated | 22 September 2019 08:25 CEST | Update | N/A |
| article html file updated | 4 May 2019 20:32 CEST | Update | N/A |
| article html file updated | 28 December 2016 08:13 CET | Update | N/A |
| article html file updated | 2 December 2016 10:55 CET | Original file | N/A |
| article xml uploaded. | 2 December 2016 10:53 CET | Original file | https://www.mdpi.com/2071-1050/8/12/1260/xml |
| article pdf uploaded. | 2 December 2016 10:53 CET | Version of Record | https://www.mdpi.com/2071-1050/8/12/1260/pdf |
