| article html file updated | 8 February 2020 22:38 CET | Update | https://www.mdpi.com/2071-1050/9/12/2216 |
| article html file updated | 28 September 2019 20:39 CEST | Update | N/A |
| article html file updated | 2 May 2019 11:47 CEST | Update | N/A |
| article html file updated | 18 April 2019 09:23 CEST | Update | N/A |
| article html file updated | 2 January 2018 17:53 CET | Update | N/A |
| article html file updated | 30 November 2017 17:30 CET | Original file | N/A |
| article xml uploaded. | 30 November 2017 17:07 CET | Original file | https://www.mdpi.com/2071-1050/9/12/2216/xml |
| article pdf uploaded. | 30 November 2017 17:07 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/12/2216/pdf |
| article pdf uploaded. | 30 November 2017 10:22 CET | Version of Record | N/A |
