| article html file updated | 8 February 2020 13:59 CET | Update | https://www.mdpi.com/2071-1050/9/8/1473 |
| article html file updated | 26 September 2019 15:38 CEST | Update | N/A |
| article html file updated | 3 May 2019 06:04 CEST | Update | N/A |
| article html file updated | 1 September 2017 06:31 CEST | Update | N/A |
| article html file updated | 19 August 2017 13:14 CEST | Original file | N/A |
| article xml uploaded. | 19 August 2017 13:13 CEST | Update | https://www.mdpi.com/2071-1050/9/8/1473/xml |
| article xml uploaded. | 19 August 2017 13:13 CEST | Original file | N/A |
| article pdf uploaded. | 19 August 2017 13:13 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/8/1473/pdf |
